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//
// Copyright 2016 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// validationES31.cpp: Validation functions for OpenGL ES 3.1 entry point parameters
#include "libANGLE/validationES31_autogen.h"
#include "libANGLE/Context.h"
#include "libANGLE/ErrorStrings.h"
#include "libANGLE/Framebuffer.h"
#include "libANGLE/ProgramExecutable.h"
#include "libANGLE/VertexArray.h"
#include "libANGLE/validationES.h"
#include "libANGLE/validationES2_autogen.h"
#include "libANGLE/validationES31.h"
#include "libANGLE/validationES3_autogen.h"
#include "common/utilities.h"
using namespace angle;
namespace gl
{
using namespace err;
namespace
{
bool ValidateNamedProgramInterface(GLenum programInterface)
{
switch (programInterface)
{
case GL_UNIFORM:
case GL_UNIFORM_BLOCK:
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT:
case GL_TRANSFORM_FEEDBACK_VARYING:
case GL_BUFFER_VARIABLE:
case GL_SHADER_STORAGE_BLOCK:
return true;
default:
return false;
}
}
bool ValidateLocationProgramInterface(GLenum programInterface)
{
switch (programInterface)
{
case GL_UNIFORM:
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT:
return true;
default:
return false;
}
}
bool ValidateProgramInterface(GLenum programInterface)
{
return (programInterface == GL_ATOMIC_COUNTER_BUFFER ||
ValidateNamedProgramInterface(programInterface));
}
bool ValidateProgramResourceProperty(const Context *context,
angle::EntryPoint entryPoint,
GLenum prop)
{
ASSERT(context);
switch (prop)
{
case GL_ACTIVE_VARIABLES:
case GL_BUFFER_BINDING:
case GL_NUM_ACTIVE_VARIABLES:
case GL_ARRAY_SIZE:
case GL_ARRAY_STRIDE:
case GL_BLOCK_INDEX:
case GL_IS_ROW_MAJOR:
case GL_MATRIX_STRIDE:
case GL_ATOMIC_COUNTER_BUFFER_INDEX:
case GL_BUFFER_DATA_SIZE:
case GL_LOCATION:
case GL_NAME_LENGTH:
case GL_OFFSET:
case GL_REFERENCED_BY_VERTEX_SHADER:
case GL_REFERENCED_BY_FRAGMENT_SHADER:
case GL_REFERENCED_BY_COMPUTE_SHADER:
case GL_TOP_LEVEL_ARRAY_SIZE:
case GL_TOP_LEVEL_ARRAY_STRIDE:
case GL_TYPE:
return true;
case GL_REFERENCED_BY_GEOMETRY_SHADER_EXT:
return context->getExtensions().geometryShaderAny() ||
context->getClientVersion() >= ES_3_2;
case GL_REFERENCED_BY_TESS_CONTROL_SHADER_EXT:
case GL_REFERENCED_BY_TESS_EVALUATION_SHADER_EXT:
case GL_IS_PER_PATCH_EXT:
return context->getExtensions().tessellationShaderEXT ||
context->getClientVersion() >= ES_3_2;
case GL_LOCATION_INDEX_EXT:
return context->getExtensions().blendFuncExtendedEXT;
default:
return false;
}
}
// GLES 3.10 spec: Page 82 -- Table 7.2
bool ValidateProgramResourcePropertyByInterface(GLenum prop, GLenum programInterface)
{
switch (prop)
{
case GL_ACTIVE_VARIABLES:
case GL_BUFFER_BINDING:
case GL_NUM_ACTIVE_VARIABLES:
{
switch (programInterface)
{
case GL_ATOMIC_COUNTER_BUFFER:
case GL_SHADER_STORAGE_BLOCK:
case GL_UNIFORM_BLOCK:
return true;
default:
return false;
}
}
case GL_ARRAY_SIZE:
{
switch (programInterface)
{
case GL_BUFFER_VARIABLE:
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT:
case GL_TRANSFORM_FEEDBACK_VARYING:
case GL_UNIFORM:
return true;
default:
return false;
}
}
case GL_ARRAY_STRIDE:
case GL_BLOCK_INDEX:
case GL_IS_ROW_MAJOR:
case GL_MATRIX_STRIDE:
{
switch (programInterface)
{
case GL_BUFFER_VARIABLE:
case GL_UNIFORM:
return true;
default:
return false;
}
}
case GL_ATOMIC_COUNTER_BUFFER_INDEX:
{
if (programInterface == GL_UNIFORM)
{
return true;
}
return false;
}
case GL_BUFFER_DATA_SIZE:
{
switch (programInterface)
{
case GL_ATOMIC_COUNTER_BUFFER:
case GL_SHADER_STORAGE_BLOCK:
case GL_UNIFORM_BLOCK:
return true;
default:
return false;
}
}
case GL_LOCATION:
{
return ValidateLocationProgramInterface(programInterface);
}
case GL_LOCATION_INDEX_EXT:
{
// EXT_blend_func_extended
return (programInterface == GL_PROGRAM_OUTPUT);
}
case GL_NAME_LENGTH:
{
return ValidateNamedProgramInterface(programInterface);
}
case GL_OFFSET:
{
switch (programInterface)
{
case GL_BUFFER_VARIABLE:
case GL_UNIFORM:
return true;
default:
return false;
}
}
case GL_REFERENCED_BY_VERTEX_SHADER:
case GL_REFERENCED_BY_FRAGMENT_SHADER:
case GL_REFERENCED_BY_COMPUTE_SHADER:
case GL_REFERENCED_BY_GEOMETRY_SHADER_EXT:
case GL_REFERENCED_BY_TESS_CONTROL_SHADER_EXT:
case GL_REFERENCED_BY_TESS_EVALUATION_SHADER_EXT:
{
switch (programInterface)
{
case GL_ATOMIC_COUNTER_BUFFER:
case GL_BUFFER_VARIABLE:
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT:
case GL_SHADER_STORAGE_BLOCK:
case GL_UNIFORM:
case GL_UNIFORM_BLOCK:
return true;
default:
return false;
}
}
case GL_TOP_LEVEL_ARRAY_SIZE:
case GL_TOP_LEVEL_ARRAY_STRIDE:
{
if (programInterface == GL_BUFFER_VARIABLE)
{
return true;
}
return false;
}
case GL_TYPE:
{
switch (programInterface)
{
case GL_BUFFER_VARIABLE:
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT:
case GL_TRANSFORM_FEEDBACK_VARYING:
case GL_UNIFORM:
return true;
default:
return false;
}
}
case GL_IS_PER_PATCH_EXT:
switch (programInterface)
{
case GL_PROGRAM_INPUT:
case GL_PROGRAM_OUTPUT:
return true;
}
return false;
default:
return false;
}
}
bool ValidateProgramResourceIndex(const Program *programObject,
GLenum programInterface,
GLuint index)
{
switch (programInterface)
{
case GL_PROGRAM_INPUT:
return (index <
static_cast<GLuint>(programObject->getState().getProgramInputs().size()));
case GL_PROGRAM_OUTPUT:
return (index < static_cast<GLuint>(programObject->getOutputResourceCount()));
case GL_UNIFORM:
return (index < static_cast<GLuint>(programObject->getActiveUniformCount()));
case GL_BUFFER_VARIABLE:
return (index < static_cast<GLuint>(programObject->getActiveBufferVariableCount()));
case GL_SHADER_STORAGE_BLOCK:
return (index < static_cast<GLuint>(programObject->getActiveShaderStorageBlockCount()));
case GL_UNIFORM_BLOCK:
return (index < programObject->getActiveUniformBlockCount());
case GL_ATOMIC_COUNTER_BUFFER:
return (index < programObject->getActiveAtomicCounterBufferCount());
case GL_TRANSFORM_FEEDBACK_VARYING:
return (index < static_cast<GLuint>(programObject->getTransformFeedbackVaryingCount()));
default:
UNREACHABLE();
return false;
}
}
bool ValidateProgramUniformBase(const Context *context,
angle::EntryPoint entryPoint,
GLenum valueType,
ShaderProgramID program,
UniformLocation location,
GLsizei count)
{
const LinkedUniform *uniform = nullptr;
Program *programObject = GetValidProgram(context, entryPoint, program);
return ValidateUniformCommonBase(context, entryPoint, programObject, location, count,
&uniform) &&
ValidateUniformValue(context, entryPoint, valueType, uniform->type);
}
bool ValidateProgramUniformMatrixBase(const Context *context,
angle::EntryPoint entryPoint,
GLenum valueType,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose)
{
const LinkedUniform *uniform = nullptr;
Program *programObject = GetValidProgram(context, entryPoint, program);
return ValidateUniformCommonBase(context, entryPoint, programObject, location, count,
&uniform) &&
ValidateUniformMatrixValue(context, entryPoint, valueType, uniform->type);
}
bool ValidateVertexAttribFormatCommon(const Context *context,
angle::EntryPoint entryPoint,
GLuint relativeOffset)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
const Caps &caps = context->getCaps();
if (relativeOffset > static_cast<GLuint>(caps.maxVertexAttribRelativeOffset))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kRelativeOffsetTooLarge);
return false;
}
// [OpenGL ES 3.1] Section 10.3.1 page 243:
// An INVALID_OPERATION error is generated if the default vertex array object is bound.
if (context->getState().getVertexArrayId().value == 0)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kDefaultVertexArray);
return false;
}
return true;
}
} // anonymous namespace
bool ValidateGetBooleani_v(const Context *context,
angle::EntryPoint entryPoint,
GLenum target,
GLuint index,
const GLboolean *data)
{
if (context->getClientVersion() < ES_3_1 && !context->getExtensions().drawBuffersIndexedAny())
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kES31OrDrawBuffersIndexedExtensionNotAvailable);
return false;
}
if (!ValidateIndexedStateQuery(context, entryPoint, target, index, nullptr))
{
return false;
}
return true;
}
bool ValidateGetBooleani_vRobustANGLE(const Context *context,
angle::EntryPoint entryPoint,
GLenum target,
GLuint index,
GLsizei bufSize,
const GLsizei *length,
const GLboolean *data)
{
if (context->getClientVersion() < ES_3_1 && !context->getExtensions().drawBuffersIndexedAny())
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kES31OrDrawBuffersIndexedExtensionNotAvailable);
return false;
}
if (!ValidateRobustEntryPoint(context, entryPoint, bufSize))
{
return false;
}
GLsizei numParams = 0;
if (!ValidateIndexedStateQuery(context, entryPoint, target, index, &numParams))
{
return false;
}
if (!ValidateRobustBufferSize(context, entryPoint, bufSize, numParams))
{
return false;
}
SetRobustLengthParam(length, numParams);
return true;
}
bool ValidateDrawIndirectBase(const Context *context,
angle::EntryPoint entryPoint,
PrimitiveMode mode,
const void *indirect)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
// Here the third parameter 1 is only to pass the count validation.
if (!ValidateDrawBase(context, entryPoint, mode))
{
return false;
}
const State &state = context->getState();
// An INVALID_OPERATION error is generated if zero is bound to VERTEX_ARRAY_BINDING,
// DRAW_INDIRECT_BUFFER or to any enabled vertex array.
if (state.getVertexArrayId().value == 0)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kDefaultVertexArray);
return false;
}
if (context->getStateCache().hasAnyActiveClientAttrib())
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kClientDataInVertexArray);
return false;
}
Buffer *drawIndirectBuffer = state.getTargetBuffer(BufferBinding::DrawIndirect);
if (!drawIndirectBuffer)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kDrawIndirectBufferNotBound);
return false;
}
// An INVALID_VALUE error is generated if indirect is not a multiple of the size, in basic
// machine units, of uint.
GLint64 offset = reinterpret_cast<GLint64>(indirect);
if ((static_cast<GLuint>(offset) % sizeof(GLuint)) != 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidIndirectOffset);
return false;
}
return true;
}
bool ValidateDrawArraysIndirect(const Context *context,
angle::EntryPoint entryPoint,
PrimitiveMode mode,
const void *indirect)
{
const State &state = context->getState();
TransformFeedback *curTransformFeedback = state.getCurrentTransformFeedback();
if (curTransformFeedback && curTransformFeedback->isActive() &&
!curTransformFeedback->isPaused())
{
// EXT_geometry_shader allows transform feedback to work with all draw commands.
// [EXT_geometry_shader] Section 12.1, "Transform Feedback"
if (context->getExtensions().geometryShaderAny() || context->getClientVersion() >= ES_3_2)
{
if (!ValidateTransformFeedbackPrimitiveMode(
context, entryPoint, curTransformFeedback->getPrimitiveMode(), mode))
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kInvalidDrawModeTransformFeedback);
return false;
}
}
else
{
// An INVALID_OPERATION error is generated if transform feedback is active and not
// paused.
context->validationError(entryPoint, GL_INVALID_OPERATION,
kUnsupportedDrawModeForTransformFeedback);
return false;
}
}
if (!ValidateDrawIndirectBase(context, entryPoint, mode, indirect))
return false;
Buffer *drawIndirectBuffer = state.getTargetBuffer(BufferBinding::DrawIndirect);
CheckedNumeric<size_t> checkedOffset(reinterpret_cast<size_t>(indirect));
// In OpenGL ES3.1 spec, session 10.5, it defines the struct of DrawArraysIndirectCommand
// which's size is 4 * sizeof(uint).
auto checkedSum = checkedOffset + 4 * sizeof(GLuint);
if (!checkedSum.IsValid() ||
checkedSum.ValueOrDie() > static_cast<size_t>(drawIndirectBuffer->getSize()))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kParamOverflow);
return false;
}
return true;
}
bool ValidateDrawElementsIndirect(const Context *context,
angle::EntryPoint entryPoint,
PrimitiveMode mode,
DrawElementsType type,
const void *indirect)
{
if (!ValidateDrawElementsBase(context, entryPoint, mode, type))
{
return false;
}
const State &state = context->getState();
const VertexArray *vao = state.getVertexArray();
Buffer *elementArrayBuffer = vao->getElementArrayBuffer();
if (!elementArrayBuffer)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kMustHaveElementArrayBinding);
return false;
}
if (!ValidateDrawIndirectBase(context, entryPoint, mode, indirect))
return false;
Buffer *drawIndirectBuffer = state.getTargetBuffer(BufferBinding::DrawIndirect);
CheckedNumeric<size_t> checkedOffset(reinterpret_cast<size_t>(indirect));
// In OpenGL ES3.1 spec, session 10.5, it defines the struct of DrawElementsIndirectCommand
// which's size is 5 * sizeof(uint).
auto checkedSum = checkedOffset + 5 * sizeof(GLuint);
if (!checkedSum.IsValid() ||
checkedSum.ValueOrDie() > static_cast<size_t>(drawIndirectBuffer->getSize()))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kParamOverflow);
return false;
}
return true;
}
bool ValidateMultiDrawIndirectBase(const Context *context,
angle::EntryPoint entryPoint,
GLsizei drawcount,
GLsizei stride)
{
if (!context->getExtensions().multiDrawIndirectEXT)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
return false;
}
// An INVALID_VALUE error is generated if stride is neither 0 nor a multiple of 4.
if ((stride & 3) != 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidDrawBufferValue);
return false;
}
// An INVALID_VALUE error is generated if drawcount is not positive.
if (drawcount <= 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidValueNonPositive);
return false;
}
return true;
}
bool ValidateProgramUniform1iBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLint v0)
{
return ValidateProgramUniform1ivBase(context, entryPoint, program, location, 1, &v0);
}
bool ValidateProgramUniform2iBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLint v0,
GLint v1)
{
GLint xy[2] = {v0, v1};
return ValidateProgramUniform2ivBase(context, entryPoint, program, location, 1, xy);
}
bool ValidateProgramUniform3iBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLint v0,
GLint v1,
GLint v2)
{
GLint xyz[3] = {v0, v1, v2};
return ValidateProgramUniform3ivBase(context, entryPoint, program, location, 1, xyz);
}
bool ValidateProgramUniform4iBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLint v0,
GLint v1,
GLint v2,
GLint v3)
{
GLint xyzw[4] = {v0, v1, v2, v3};
return ValidateProgramUniform4ivBase(context, entryPoint, program, location, 1, xyzw);
}
bool ValidateProgramUniform1uiBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLuint v0)
{
return ValidateProgramUniform1uivBase(context, entryPoint, program, location, 1, &v0);
}
bool ValidateProgramUniform2uiBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLuint v0,
GLuint v1)
{
GLuint xy[2] = {v0, v1};
return ValidateProgramUniform2uivBase(context, entryPoint, program, location, 1, xy);
}
bool ValidateProgramUniform3uiBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLuint v0,
GLuint v1,
GLuint v2)
{
GLuint xyz[3] = {v0, v1, v2};
return ValidateProgramUniform3uivBase(context, entryPoint, program, location, 1, xyz);
}
bool ValidateProgramUniform4uiBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLuint v0,
GLuint v1,
GLuint v2,
GLuint v3)
{
GLuint xyzw[4] = {v0, v1, v2, v3};
return ValidateProgramUniform4uivBase(context, entryPoint, program, location, 1, xyzw);
}
bool ValidateProgramUniform1fBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLfloat v0)
{
return ValidateProgramUniform1fvBase(context, entryPoint, program, location, 1, &v0);
}
bool ValidateProgramUniform2fBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLfloat v0,
GLfloat v1)
{
GLfloat xy[2] = {v0, v1};
return ValidateProgramUniform2fvBase(context, entryPoint, program, location, 1, xy);
}
bool ValidateProgramUniform3fBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLfloat v0,
GLfloat v1,
GLfloat v2)
{
GLfloat xyz[3] = {v0, v1, v2};
return ValidateProgramUniform3fvBase(context, entryPoint, program, location, 1, xyz);
}
bool ValidateProgramUniform4fBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLfloat v0,
GLfloat v1,
GLfloat v2,
GLfloat v3)
{
GLfloat xyzw[4] = {v0, v1, v2, v3};
return ValidateProgramUniform4fvBase(context, entryPoint, program, location, 1, xyzw);
}
bool ValidateProgramUniform1ivBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLint *value)
{
const LinkedUniform *uniform = nullptr;
Program *programObject = GetValidProgram(context, entryPoint, program);
return ValidateUniformCommonBase(context, entryPoint, programObject, location, count,
&uniform) &&
ValidateUniform1ivValue(context, entryPoint, uniform->type, count, value);
}
bool ValidateProgramUniform2ivBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLint *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_INT_VEC2, program, location, count);
}
bool ValidateProgramUniform3ivBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLint *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_INT_VEC3, program, location, count);
}
bool ValidateProgramUniform4ivBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLint *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_INT_VEC4, program, location, count);
}
bool ValidateProgramUniform1uivBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLuint *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_UNSIGNED_INT, program, location,
count);
}
bool ValidateProgramUniform2uivBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLuint *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_UNSIGNED_INT_VEC2, program, location,
count);
}
bool ValidateProgramUniform3uivBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLuint *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_UNSIGNED_INT_VEC3, program, location,
count);
}
bool ValidateProgramUniform4uivBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLuint *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_UNSIGNED_INT_VEC4, program, location,
count);
}
bool ValidateProgramUniform1fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLfloat *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_FLOAT, program, location, count);
}
bool ValidateProgramUniform2fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLfloat *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_FLOAT_VEC2, program, location, count);
}
bool ValidateProgramUniform3fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLfloat *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_FLOAT_VEC3, program, location, count);
}
bool ValidateProgramUniform4fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
const GLfloat *value)
{
return ValidateProgramUniformBase(context, entryPoint, GL_FLOAT_VEC4, program, location, count);
}
bool ValidateProgramUniformMatrix2fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
return ValidateProgramUniformMatrixBase(context, entryPoint, GL_FLOAT_MAT2, program, location,
count, transpose);
}
bool ValidateProgramUniformMatrix3fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
return ValidateProgramUniformMatrixBase(context, entryPoint, GL_FLOAT_MAT3, program, location,
count, transpose);
}
bool ValidateProgramUniformMatrix4fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
return ValidateProgramUniformMatrixBase(context, entryPoint, GL_FLOAT_MAT4, program, location,
count, transpose);
}
bool ValidateProgramUniformMatrix2x3fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
return ValidateProgramUniformMatrixBase(context, entryPoint, GL_FLOAT_MAT2x3, program, location,
count, transpose);
}
bool ValidateProgramUniformMatrix3x2fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
return ValidateProgramUniformMatrixBase(context, entryPoint, GL_FLOAT_MAT3x2, program, location,
count, transpose);
}
bool ValidateProgramUniformMatrix2x4fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
return ValidateProgramUniformMatrixBase(context, entryPoint, GL_FLOAT_MAT2x4, program, location,
count, transpose);
}
bool ValidateProgramUniformMatrix4x2fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
return ValidateProgramUniformMatrixBase(context, entryPoint, GL_FLOAT_MAT4x2, program, location,
count, transpose);
}
bool ValidateProgramUniformMatrix3x4fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
return ValidateProgramUniformMatrixBase(context, entryPoint, GL_FLOAT_MAT3x4, program, location,
count, transpose);
}
bool ValidateProgramUniformMatrix4x3fvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
UniformLocation location,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
return ValidateProgramUniformMatrixBase(context, entryPoint, GL_FLOAT_MAT4x3, program, location,
count, transpose);
}
bool ValidateGetTexLevelParameterfv(const Context *context,
angle::EntryPoint entryPoint,
TextureTarget target,
GLint level,
GLenum pname,
const GLfloat *params)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateGetTexLevelParameterBase(context, entryPoint, target, level, pname, nullptr);
}
bool ValidateGetTexLevelParameterfvRobustANGLE(const Context *context,
angle::EntryPoint entryPoint,
TextureTarget target,
GLint level,
GLenum pname,
GLsizei bufSize,
const GLsizei *length,
const GLfloat *params)
{
UNIMPLEMENTED();
return false;
}
bool ValidateGetTexLevelParameteriv(const Context *context,
angle::EntryPoint entryPoint,
TextureTarget target,
GLint level,
GLenum pname,
const GLint *params)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateGetTexLevelParameterBase(context, entryPoint, target, level, pname, nullptr);
}
bool ValidateGetTexLevelParameterivRobustANGLE(const Context *context,
angle::EntryPoint entryPoint,
TextureTarget target,
GLint level,
GLenum pname,
GLsizei bufSize,
const GLsizei *length,
const GLint *params)
{
UNIMPLEMENTED();
return false;
}
bool ValidateTexStorage2DMultisample(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLsizei samples,
GLenum internalFormat,
GLsizei width,
GLsizei height,
GLboolean fixedSampleLocations)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateTexStorage2DMultisampleBase(context, entryPoint, target, samples, internalFormat,
width, height);
}
bool ValidateTexStorageMem2DMultisampleEXT(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLsizei samples,
GLenum internalFormat,
GLsizei width,
GLsizei height,
GLboolean fixedSampleLocations,
MemoryObjectID memory,
GLuint64 offset)
{
if (!context->getExtensions().memoryObjectEXT)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
return false;
}
UNIMPLEMENTED();
return false;
}
bool ValidateGetMultisamplefv(const Context *context,
angle::EntryPoint entryPoint,
GLenum pname,
GLuint index,
const GLfloat *val)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateGetMultisamplefvBase(context, entryPoint, pname, index, val);
}
bool ValidateGetMultisamplefvRobustANGLE(const Context *context,
angle::EntryPoint entryPoint,
GLenum pname,
GLuint index,
GLsizei bufSize,
const GLsizei *length,
const GLfloat *val)
{
UNIMPLEMENTED();
return false;
}
bool ValidateFramebufferParameteri(const Context *context,
angle::EntryPoint entryPoint,
GLenum target,
GLenum pname,
GLint param)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateFramebufferParameteriBase(context, entryPoint, target, pname, param);
}
bool ValidateGetFramebufferParameteriv(const Context *context,
angle::EntryPoint entryPoint,
GLenum target,
GLenum pname,
const GLint *params)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateGetFramebufferParameterivBase(context, entryPoint, target, pname, params);
}
bool ValidateGetFramebufferParameterivRobustANGLE(const Context *context,
angle::EntryPoint entryPoint,
GLenum target,
GLenum pname,
GLsizei bufSize,
const GLsizei *length,
const GLint *params)
{
UNIMPLEMENTED();
return false;
}
bool ValidateGetProgramResourceIndex(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
GLenum programInterface,
const GLchar *name)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
Program *programObject = GetValidProgram(context, entryPoint, program);
if (programObject == nullptr)
{
return false;
}
if (!ValidateNamedProgramInterface(programInterface))
{
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidProgramInterface);
return false;
}
return true;
}
bool ValidateBindVertexBuffer(const Context *context,
angle::EntryPoint entryPoint,
GLuint bindingIndex,
BufferID buffer,
GLintptr offset,
GLsizei stride)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
if (!context->isBufferGenerated(buffer))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kObjectNotGenerated);
return false;
}
const Caps &caps = context->getCaps();
if (bindingIndex >= static_cast<GLuint>(caps.maxVertexAttribBindings))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kExceedsMaxVertexAttribBindings);
return false;
}
if (offset < 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeOffset);
return false;
}
if (stride < 0 || stride > caps.maxVertexAttribStride)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kExceedsMaxVertexAttribStride);
return false;
}
// [OpenGL ES 3.1] Section 10.3.1 page 244:
// An INVALID_OPERATION error is generated if the default vertex array object is bound.
if (context->getState().getVertexArrayId().value == 0)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kDefaultVertexArray);
return false;
}
return true;
}
bool ValidateVertexBindingDivisor(const Context *context,
angle::EntryPoint entryPoint,
GLuint bindingIndex,
GLuint divisor)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
const Caps &caps = context->getCaps();
if (bindingIndex >= static_cast<GLuint>(caps.maxVertexAttribBindings))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kExceedsMaxVertexAttribBindings);
return false;
}
// [OpenGL ES 3.1] Section 10.3.1 page 243:
// An INVALID_OPERATION error is generated if the default vertex array object is bound.
if (context->getState().getVertexArrayId().value == 0)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kDefaultVertexArray);
return false;
}
return true;
}
bool ValidateVertexAttribFormat(const Context *context,
angle::EntryPoint entryPoint,
GLuint attribindex,
GLint size,
VertexAttribType type,
GLboolean normalized,
GLuint relativeoffset)
{
if (!ValidateVertexAttribFormatCommon(context, entryPoint, relativeoffset))
{
return false;
}
return ValidateFloatVertexFormat(context, entryPoint, attribindex, size, type);
}
bool ValidateVertexAttribIFormat(const Context *context,
angle::EntryPoint entryPoint,
GLuint attribindex,
GLint size,
VertexAttribType type,
GLuint relativeoffset)
{
if (!ValidateVertexAttribFormatCommon(context, entryPoint, relativeoffset))
{
return false;
}
return ValidateIntegerVertexFormat(context, entryPoint, attribindex, size, type);
}
bool ValidateVertexAttribBinding(const Context *context,
angle::EntryPoint entryPoint,
GLuint attribIndex,
GLuint bindingIndex)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
// [OpenGL ES 3.1] Section 10.3.1 page 243:
// An INVALID_OPERATION error is generated if the default vertex array object is bound.
if (context->getState().getVertexArrayId().value == 0)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kDefaultVertexArray);
return false;
}
const Caps &caps = context->getCaps();
if (attribIndex >= static_cast<GLuint>(caps.maxVertexAttributes))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kIndexExceedsMaxVertexAttribute);
return false;
}
if (bindingIndex >= static_cast<GLuint>(caps.maxVertexAttribBindings))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kExceedsMaxVertexAttribBindings);
return false;
}
return true;
}
bool ValidateGetProgramResourceName(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
GLenum programInterface,
GLuint index,
GLsizei bufSize,
const GLsizei *length,
const GLchar *name)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
Program *programObject = GetValidProgram(context, entryPoint, program);
if (programObject == nullptr)
{
return false;
}
if (!ValidateNamedProgramInterface(programInterface))
{
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidProgramInterface);
return false;
}
if (!ValidateProgramResourceIndex(programObject, programInterface, index))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidProgramResourceIndex);
return false;
}
if (bufSize < 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeBufferSize);
return false;
}
return true;
}
bool ValidateDispatchCompute(const Context *context,
angle::EntryPoint entryPoint,
GLuint numGroupsX,
GLuint numGroupsY,
GLuint numGroupsZ)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
const State &state = context->getState();
const ProgramExecutable *executable = state.getProgramExecutable();
if (executable == nullptr || !executable->hasLinkedShaderStage(ShaderType::Compute))
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kNoActiveProgramWithComputeShader);
return false;
}
const Caps &caps = context->getCaps();
if (numGroupsX > static_cast<GLuint>(caps.maxComputeWorkGroupCount[0]))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kExceedsComputeWorkGroupCountX);
return false;
}
if (numGroupsY > static_cast<GLuint>(caps.maxComputeWorkGroupCount[1]))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kExceedsComputeWorkGroupCountY);
return false;
}
if (numGroupsZ > static_cast<GLuint>(caps.maxComputeWorkGroupCount[2]))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kExceedsComputeWorkGroupCountZ);
return false;
}
return true;
}
bool ValidateDispatchComputeIndirect(const Context *context,
angle::EntryPoint entryPoint,
GLintptr indirect)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
const State &state = context->getState();
const ProgramExecutable *executable = state.getProgramExecutable();
if (executable == nullptr || !executable->hasLinkedShaderStage(ShaderType::Compute))
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kNoActiveProgramWithComputeShader);
return false;
}
if (indirect < 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeOffset);
return false;
}
if ((indirect & (sizeof(GLuint) - 1)) != 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kOffsetMustBeMultipleOfUint);
return false;
}
Buffer *dispatchIndirectBuffer = state.getTargetBuffer(BufferBinding::DispatchIndirect);
if (!dispatchIndirectBuffer)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kDispatchIndirectBufferNotBound);
return false;
}
CheckedNumeric<GLuint64> checkedOffset(static_cast<GLuint64>(indirect));
auto checkedSum = checkedOffset + static_cast<GLuint64>(3 * sizeof(GLuint));
if (!checkedSum.IsValid() ||
checkedSum.ValueOrDie() > static_cast<GLuint64>(dispatchIndirectBuffer->getSize()))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kInsufficientBufferSize);
return false;
}
return true;
}
bool ValidateBindImageTexture(const Context *context,
angle::EntryPoint entryPoint,
GLuint unit,
TextureID texture,
GLint level,
GLboolean layered,
GLint layer,
GLenum access,
GLenum format)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
GLuint maxImageUnits = static_cast<GLuint>(context->getCaps().maxImageUnits);
if (unit >= maxImageUnits)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kExceedsMaxImageUnits);
return false;
}
if (level < 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeLevel);
return false;
}
if (layer < 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeLayer);
return false;
}
if (access != GL_READ_ONLY && access != GL_WRITE_ONLY && access != GL_READ_WRITE)
{
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidImageAccess);
return false;
}
switch (format)
{
case GL_RGBA32F:
case GL_RGBA16F:
case GL_R32F:
case GL_RGBA32UI:
case GL_RGBA16UI:
case GL_RGBA8UI:
case GL_R32UI:
case GL_RGBA32I:
case GL_RGBA16I:
case GL_RGBA8I:
case GL_R32I:
case GL_RGBA8:
case GL_RGBA8_SNORM:
break;
default:
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidImageFormat);
return false;
}
if (texture.value != 0)
{
Texture *tex = context->getTexture(texture);
if (tex == nullptr)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kMissingTextureName);
return false;
}
if (!tex->getImmutableFormat() && tex->getType() != gl::TextureType::Buffer)
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kTextureIsNeitherImmutableNorTextureBuffer);
return false;
}
}
return true;
}
bool ValidateGetProgramResourceLocation(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
GLenum programInterface,
const GLchar *name)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
Program *programObject = GetValidProgram(context, entryPoint, program);
if (programObject == nullptr)
{
return false;
}
if (!programObject->isLinked())
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kProgramNotLinked);
return false;
}
if (!ValidateLocationProgramInterface(programInterface))
{
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidProgramInterface);
return false;
}
return true;
}
bool ValidateGetProgramResourceiv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
GLenum programInterface,
GLuint index,
GLsizei propCount,
const GLenum *props,
GLsizei bufSize,
const GLsizei *length,
const GLint *params)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
Program *programObject = GetValidProgram(context, entryPoint, program);
if (programObject == nullptr)
{
return false;
}
if (!ValidateProgramInterface(programInterface))
{
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidProgramInterface);
return false;
}
if (propCount <= 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidPropCount);
return false;
}
if (bufSize < 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeBufSize);
return false;
}
if (!ValidateProgramResourceIndex(programObject, programInterface, index))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidProgramResourceIndex);
return false;
}
for (GLsizei i = 0; i < propCount; i++)
{
if (!ValidateProgramResourceProperty(context, entryPoint, props[i]))
{
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidProgramResourceProperty);
return false;
}
if (!ValidateProgramResourcePropertyByInterface(props[i], programInterface))
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kInvalidPropertyForProgramInterface);
return false;
}
}
return true;
}
bool ValidateGetProgramInterfaceiv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
GLenum programInterface,
GLenum pname,
const GLint *params)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
Program *programObject = GetValidProgram(context, entryPoint, program);
if (programObject == nullptr)
{
return false;
}
if (!ValidateProgramInterface(programInterface))
{
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidProgramInterface);
return false;
}
switch (pname)
{
case GL_ACTIVE_RESOURCES:
case GL_MAX_NAME_LENGTH:
case GL_MAX_NUM_ACTIVE_VARIABLES:
break;
default:
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidPname);
return false;
}
if (pname == GL_MAX_NAME_LENGTH && programInterface == GL_ATOMIC_COUNTER_BUFFER)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kAtomicCounterResourceName);
return false;
}
if (pname == GL_MAX_NUM_ACTIVE_VARIABLES)
{
switch (programInterface)
{
case GL_ATOMIC_COUNTER_BUFFER:
case GL_SHADER_STORAGE_BLOCK:
case GL_UNIFORM_BLOCK:
break;
default:
context->validationError(entryPoint, GL_INVALID_OPERATION,
kMaxActiveVariablesInterface);
return false;
}
}
return true;
}
bool ValidateGetProgramInterfaceivRobustANGLE(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
GLenum programInterface,
GLenum pname,
GLsizei bufSize,
const GLsizei *length,
const GLint *params)
{
UNIMPLEMENTED();
return false;
}
bool ValidateGenProgramPipelinesBase(const Context *context,
angle::EntryPoint entryPoint,
GLsizei n,
const ProgramPipelineID *pipelines)
{
return ValidateGenOrDelete(context, entryPoint, n);
}
bool ValidateDeleteProgramPipelinesBase(const Context *context,
angle::EntryPoint entryPoint,
GLsizei n,
const ProgramPipelineID *pipelines)
{
return ValidateGenOrDelete(context, entryPoint, n);
}
bool ValidateBindProgramPipelineBase(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipeline)
{
if (!context->isProgramPipelineGenerated({pipeline}))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kObjectNotGenerated);
return false;
}
return true;
}
bool ValidateIsProgramPipelineBase(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipeline)
{
return true;
}
bool ValidateUseProgramStagesBase(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipeline,
GLbitfield stages,
ShaderProgramID programId)
{
// GL_INVALID_VALUE is generated if shaders contains set bits that are not recognized, and is
// not the reserved value GL_ALL_SHADER_BITS.
GLbitfield knownShaderBits =
GL_VERTEX_SHADER_BIT | GL_FRAGMENT_SHADER_BIT | GL_COMPUTE_SHADER_BIT;
if (context->getClientVersion() >= ES_3_2 || context->getExtensions().geometryShaderAny())
{
knownShaderBits |= GL_GEOMETRY_SHADER_BIT;
}
if (context->getClientVersion() >= ES_3_2 || context->getExtensions().tessellationShaderEXT)
{
knownShaderBits |= GL_TESS_CONTROL_SHADER_BIT;
knownShaderBits |= GL_TESS_EVALUATION_SHADER_BIT;
}
if ((stages & ~knownShaderBits) && (stages != GL_ALL_SHADER_BITS))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kUnrecognizedShaderStageBit);
return false;
}
// GL_INVALID_OPERATION is generated if pipeline is not a name previously returned from a call
// to glGenProgramPipelines or if such a name has been deleted by a call to
// glDeleteProgramPipelines.
if (!context->isProgramPipelineGenerated({pipeline}))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kObjectNotGenerated);
return false;
}
// If program is zero, or refers to a program object with no valid shader executable for a given
// stage, it is as if the pipeline object has no programmable stage configured for the indicated
// shader stages.
if (programId.value == 0)
{
return true;
}
Program *program = context->getProgramNoResolveLink(programId);
if (!program)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kProgramDoesNotExist);
return false;
}
// GL_INVALID_OPERATION is generated if program refers to a program object that was not linked
// with its GL_PROGRAM_SEPARABLE status set.
// resolveLink() may not have been called if glCreateShaderProgramv() was not used and
// glDetachShader() was not called.
program->resolveLink(context);
if (!program->isSeparable())
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kProgramNotSeparable);
return false;
}
// GL_INVALID_OPERATION is generated if program refers to a program object that has not been
// successfully linked.
if (!program->isLinked())
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kProgramNotLinked);
return false;
}
return true;
}
bool ValidateActiveShaderProgramBase(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipeline,
ShaderProgramID programId)
{
// An INVALID_OPERATION error is generated if pipeline is not a name returned from a previous
// call to GenProgramPipelines or if such a name has since been deleted by
// DeleteProgramPipelines.
if (!context->isProgramPipelineGenerated({pipeline}))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kObjectNotGenerated);
return false;
}
// An INVALID_VALUE error is generated if program is not zero and is not the name of either a
// program or shader object.
if ((programId.value != 0) && !context->isProgram(programId) && !context->isShader(programId))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kProgramDoesNotExist);
return false;
}
// An INVALID_OPERATION error is generated if program is the name of a shader object.
if (context->isShader(programId))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kExpectedProgramName);
return false;
}
// An INVALID_OPERATION error is generated if program is not zero and has not been linked, or
// was last linked unsuccessfully. The active program is not modified.
Program *program = context->getProgramNoResolveLink(programId);
if ((programId.value != 0) && !program->isLinked())
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kProgramNotLinked);
return false;
}
return true;
}
bool ValidateCreateShaderProgramvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderType type,
GLsizei count,
const GLchar *const *strings)
{
switch (type)
{
case ShaderType::InvalidEnum:
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidShaderType);
return false;
case ShaderType::Vertex:
case ShaderType::Fragment:
case ShaderType::Compute:
break;
case ShaderType::Geometry:
if (!context->getExtensions().geometryShaderAny() &&
context->getClientVersion() < ES_3_2)
{
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidShaderType);
return false;
}
break;
case ShaderType::TessControl:
case ShaderType::TessEvaluation:
if (!context->getExtensions().tessellationShaderEXT &&
context->getClientVersion() < ES_3_2)
{
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidShaderType);
return false;
}
break;
default:
UNREACHABLE();
}
// GL_INVALID_VALUE is generated if count is negative.
if (count < 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeCount);
return false;
}
return true;
}
bool ValidateCreateShaderProgramvBase(const Context *context,
angle::EntryPoint entryPoint,
ShaderType type,
GLsizei count,
const GLchar **strings)
{
const GLchar *const *tmpStrings = strings;
return ValidateCreateShaderProgramvBase(context, entryPoint, type, count, tmpStrings);
}
bool ValidateGetProgramPipelineivBase(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipeline,
GLenum pname,
const GLint *params)
{
// An INVALID_OPERATION error is generated if pipeline is not a name returned from a previous
// call to GenProgramPipelines or if such a name has since been deleted by
// DeleteProgramPipelines.
if ((pipeline.value == 0) || (!context->isProgramPipelineGenerated(pipeline)))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kProgramPipelineDoesNotExist);
return false;
}
// An INVALID_ENUM error is generated if pname is not ACTIVE_PROGRAM,
// INFO_LOG_LENGTH, VALIDATE_STATUS, or one of the type arguments in
// table 7.1.
switch (pname)
{
case GL_ACTIVE_PROGRAM:
case GL_INFO_LOG_LENGTH:
case GL_VALIDATE_STATUS:
case GL_VERTEX_SHADER:
case GL_FRAGMENT_SHADER:
case GL_COMPUTE_SHADER:
break;
case GL_GEOMETRY_SHADER:
return context->getExtensions().geometryShaderAny() ||
context->getClientVersion() >= ES_3_2;
case GL_TESS_CONTROL_SHADER:
case GL_TESS_EVALUATION_SHADER:
return context->getExtensions().tessellationShaderEXT ||
context->getClientVersion() >= ES_3_2;
default:
context->validationError(entryPoint, GL_INVALID_ENUM, kInvalidPname);
return false;
}
return true;
}
bool ValidateValidateProgramPipelineBase(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipeline)
{
if (pipeline.value == 0)
{
return false;
}
if (!context->isProgramPipelineGenerated(pipeline))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kProgramPipelineDoesNotExist);
return false;
}
return true;
}
bool ValidateGetProgramPipelineInfoLogBase(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipeline,
GLsizei bufSize,
const GLsizei *length,
const GLchar *infoLog)
{
if (bufSize < 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeBufferSize);
return false;
}
if (!context->isProgramPipelineGenerated(pipeline))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kProgramPipelineDoesNotExist);
return false;
}
return true;
}
bool ValidateActiveShaderProgram(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipelinePacked,
ShaderProgramID programPacked)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateActiveShaderProgramBase(context, entryPoint, pipelinePacked, programPacked);
}
bool ValidateBindProgramPipeline(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipelinePacked)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateBindProgramPipelineBase(context, entryPoint, pipelinePacked);
}
bool ValidateCreateShaderProgramv(const Context *context,
angle::EntryPoint entryPoint,
ShaderType typePacked,
GLsizei count,
const GLchar *const *strings)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateCreateShaderProgramvBase(context, entryPoint, typePacked, count, strings);
}
bool ValidateDeleteProgramPipelines(const Context *context,
angle::EntryPoint entryPoint,
GLsizei n,
const ProgramPipelineID *pipelinesPacked)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateDeleteProgramPipelinesBase(context, entryPoint, n, pipelinesPacked);
}
bool ValidateGenProgramPipelines(const Context *context,
angle::EntryPoint entryPoint,
GLsizei n,
const ProgramPipelineID *pipelinesPacked)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateGenProgramPipelinesBase(context, entryPoint, n, pipelinesPacked);
}
bool ValidateGetProgramPipelineInfoLog(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipelinePacked,
GLsizei bufSize,
const GLsizei *length,
const GLchar *infoLog)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateGetProgramPipelineInfoLogBase(context, entryPoint, pipelinePacked, bufSize,
length, infoLog);
}
bool ValidateGetProgramPipelineiv(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipelinePacked,
GLenum pname,
const GLint *params)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateGetProgramPipelineivBase(context, entryPoint, pipelinePacked, pname, params);
}
bool ValidateIsProgramPipeline(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipelinePacked)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateIsProgramPipelineBase(context, entryPoint, pipelinePacked);
}
bool ValidateProgramUniform1f(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLfloat v0)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform1fBase(context, entryPoint, programPacked, locationPacked, v0);
}
bool ValidateProgramUniform1fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform1fvBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform1i(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLint v0)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform1iBase(context, entryPoint, programPacked, locationPacked, v0);
}
bool ValidateProgramUniform1iv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLint *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform1ivBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform1ui(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLuint v0)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform1uiBase(context, entryPoint, programPacked, locationPacked, v0);
}
bool ValidateProgramUniform1uiv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLuint *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform1uivBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform2f(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLfloat v0,
GLfloat v1)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform2fBase(context, entryPoint, programPacked, locationPacked, v0, v1);
}
bool ValidateProgramUniform2fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform2fvBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform2i(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLint v0,
GLint v1)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform2iBase(context, entryPoint, programPacked, locationPacked, v0, v1);
}
bool ValidateProgramUniform2iv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLint *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform2ivBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform2ui(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLuint v0,
GLuint v1)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform2uiBase(context, entryPoint, programPacked, locationPacked, v0,
v1);
}
bool ValidateProgramUniform2uiv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLuint *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform2uivBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform3f(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLfloat v0,
GLfloat v1,
GLfloat v2)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform3fBase(context, entryPoint, programPacked, locationPacked, v0, v1,
v2);
}
bool ValidateProgramUniform3fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform3fvBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform3i(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLint v0,
GLint v1,
GLint v2)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform3iBase(context, entryPoint, programPacked, locationPacked, v0, v1,
v2);
}
bool ValidateProgramUniform3iv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLint *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform3ivBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform3ui(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLuint v0,
GLuint v1,
GLuint v2)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform3uiBase(context, entryPoint, programPacked, locationPacked, v0, v1,
v2);
}
bool ValidateProgramUniform3uiv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLuint *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform3uivBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform4f(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLfloat v0,
GLfloat v1,
GLfloat v2,
GLfloat v3)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform4fBase(context, entryPoint, programPacked, locationPacked, v0, v1,
v2, v3);
}
bool ValidateProgramUniform4fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform4fvBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform4i(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLint v0,
GLint v1,
GLint v2,
GLint v3)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform4iBase(context, entryPoint, programPacked, locationPacked, v0, v1,
v2, v3);
}
bool ValidateProgramUniform4iv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLint *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform4ivBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniform4ui(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLuint v0,
GLuint v1,
GLuint v2,
GLuint v3)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform4uiBase(context, entryPoint, programPacked, locationPacked, v0, v1,
v2, v3);
}
bool ValidateProgramUniform4uiv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
const GLuint *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniform4uivBase(context, entryPoint, programPacked, locationPacked, count,
value);
}
bool ValidateProgramUniformMatrix2fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniformMatrix2fvBase(context, entryPoint, programPacked, locationPacked,
count, transpose, value);
}
bool ValidateProgramUniformMatrix2x3fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniformMatrix2x3fvBase(context, entryPoint, programPacked, locationPacked,
count, transpose, value);
}
bool ValidateProgramUniformMatrix2x4fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniformMatrix2x4fvBase(context, entryPoint, programPacked, locationPacked,
count, transpose, value);
}
bool ValidateProgramUniformMatrix3fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniformMatrix3fvBase(context, entryPoint, programPacked, locationPacked,
count, transpose, value);
}
bool ValidateProgramUniformMatrix3x2fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniformMatrix3x2fvBase(context, entryPoint, programPacked, locationPacked,
count, transpose, value);
}
bool ValidateProgramUniformMatrix3x4fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniformMatrix3x4fvBase(context, entryPoint, programPacked, locationPacked,
count, transpose, value);
}
bool ValidateProgramUniformMatrix4fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniformMatrix4fvBase(context, entryPoint, programPacked, locationPacked,
count, transpose, value);
}
bool ValidateProgramUniformMatrix4x2fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniformMatrix4x2fvBase(context, entryPoint, programPacked, locationPacked,
count, transpose, value);
}
bool ValidateProgramUniformMatrix4x3fv(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID programPacked,
UniformLocation locationPacked,
GLsizei count,
GLboolean transpose,
const GLfloat *value)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateProgramUniformMatrix4x3fvBase(context, entryPoint, programPacked, locationPacked,
count, transpose, value);
}
bool ValidateUseProgramStages(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipelinePacked,
GLbitfield stages,
ShaderProgramID programPacked)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateUseProgramStagesBase(context, entryPoint, pipelinePacked, stages, programPacked);
}
bool ValidateValidateProgramPipeline(const Context *context,
angle::EntryPoint entryPoint,
ProgramPipelineID pipelinePacked)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateValidateProgramPipelineBase(context, entryPoint, pipelinePacked);
}
bool ValidateMemoryBarrier(const Context *context,
angle::EntryPoint entryPoint,
GLbitfield barriers)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
if (barriers == GL_ALL_BARRIER_BITS)
{
return true;
}
GLbitfield supported_barrier_bits =
GL_VERTEX_ATTRIB_ARRAY_BARRIER_BIT | GL_ELEMENT_ARRAY_BARRIER_BIT | GL_UNIFORM_BARRIER_BIT |
GL_TEXTURE_FETCH_BARRIER_BIT | GL_SHADER_IMAGE_ACCESS_BARRIER_BIT | GL_COMMAND_BARRIER_BIT |
GL_PIXEL_BUFFER_BARRIER_BIT | GL_TEXTURE_UPDATE_BARRIER_BIT | GL_BUFFER_UPDATE_BARRIER_BIT |
GL_FRAMEBUFFER_BARRIER_BIT | GL_TRANSFORM_FEEDBACK_BARRIER_BIT |
GL_ATOMIC_COUNTER_BARRIER_BIT | GL_SHADER_STORAGE_BARRIER_BIT;
if (context->getExtensions().bufferStorageEXT)
{
supported_barrier_bits |= GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT_EXT;
}
if (barriers == 0 || (barriers & ~supported_barrier_bits) != 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidMemoryBarrierBit);
return false;
}
return true;
}
bool ValidateMemoryBarrierByRegion(const Context *context,
angle::EntryPoint entryPoint,
GLbitfield barriers)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
if (barriers == GL_ALL_BARRIER_BITS)
{
return true;
}
GLbitfield supported_barrier_bits = GL_ATOMIC_COUNTER_BARRIER_BIT | GL_FRAMEBUFFER_BARRIER_BIT |
GL_SHADER_IMAGE_ACCESS_BARRIER_BIT |
GL_SHADER_STORAGE_BARRIER_BIT |
GL_TEXTURE_FETCH_BARRIER_BIT | GL_UNIFORM_BARRIER_BIT;
if (barriers == 0 || (barriers & ~supported_barrier_bits) != 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidMemoryBarrierBit);
return false;
}
return true;
}
bool ValidateSampleMaski(const Context *context,
angle::EntryPoint entryPoint,
GLuint maskNumber,
GLbitfield mask)
{
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
return ValidateSampleMaskiBase(context, entryPoint, maskNumber, mask);
}
bool ValidateMinSampleShadingOES(const Context *context,
angle::EntryPoint entryPoint,
GLfloat value)
{
if (!context->getExtensions().sampleShadingOES)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
return false;
}
return true;
}
bool ValidateFramebufferTextureCommon(const Context *context,
angle::EntryPoint entryPoint,
GLenum target,
GLenum attachment,
TextureID texture,
GLint level)
{
if (texture.value != 0)
{
Texture *tex = context->getTexture(texture);
// [EXT_geometry_shader] Section 9.2.8 "Attaching Texture Images to a Framebuffer"
// An INVALID_VALUE error is generated if <texture> is not the name of a texture object.
// We put this validation before ValidateFramebufferTextureBase because it is an
// INVALID_OPERATION error for both FramebufferTexture2D and FramebufferTextureLayer:
// [OpenGL ES 3.1] Chapter 9.2.8 (FramebufferTexture2D)
// An INVALID_OPERATION error is generated if texture is not zero, and does not name an
// existing texture object of type matching textarget.
// [OpenGL ES 3.1 Chapter 9.2.8 (FramebufferTextureLayer)
// An INVALID_OPERATION error is generated if texture is non-zero and is not the name of a
// three-dimensional or two-dimensional array texture.
if (tex == nullptr)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidTextureName);
return false;
}
if (!ValidMipLevel(context, tex->getType(), level))
{
context->validationError(entryPoint, GL_INVALID_VALUE, kInvalidMipLevel);
return false;
}
// GLES spec 3.1, Section 9.2.8 "Attaching Texture Images to a Framebuffer"
// If textarget is TEXTURE_2D_MULTISAMPLE, then level must be zero.
if (tex->getType() == TextureType::_2DMultisample && level != 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kLevelNotZero);
return false;
}
// [OES_texture_storage_multisample_2d_array] Section 9.2.2 "Attaching Images to Framebuffer
// Objects"
// If texture is a two-dimensional multisample array texture, then level must be zero.
if (context->getExtensions().textureStorageMultisample2dArrayOES &&
tex->getType() == TextureType::_2DMultisampleArray && level != 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kLevelNotZero);
return false;
}
}
if (!ValidateFramebufferTextureBase(context, entryPoint, target, attachment, texture, level))
{
return false;
}
return true;
}
bool ValidateFramebufferTextureEXT(const Context *context,
angle::EntryPoint entryPoint,
GLenum target,
GLenum attachment,
TextureID texture,
GLint level)
{
if (!context->getExtensions().geometryShaderEXT)
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kGeometryShaderExtensionNotEnabled);
return false;
}
return ValidateFramebufferTextureCommon(context, entryPoint, target, attachment, texture,
level);
}
bool ValidateFramebufferTextureOES(const Context *context,
angle::EntryPoint entryPoint,
GLenum target,
GLenum attachment,
TextureID texture,
GLint level)
{
if (!context->getExtensions().geometryShaderOES)
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kGeometryShaderExtensionNotEnabled);
return false;
}
return ValidateFramebufferTextureCommon(context, entryPoint, target, attachment, texture,
level);
}
// GL_OES_texture_storage_multisample_2d_array
bool ValidateTexStorage3DMultisampleOES(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLsizei samples,
GLenum sizedinternalformat,
GLsizei width,
GLsizei height,
GLsizei depth,
GLboolean fixedsamplelocations)
{
if (!context->getExtensions().textureStorageMultisample2dArrayOES)
{
context->validationError(entryPoint, GL_INVALID_ENUM, kMultisampleArrayExtensionRequired);
return false;
}
if (target != TextureType::_2DMultisampleArray)
{
context->validationError(entryPoint, GL_INVALID_ENUM,
kTargetMustBeTexture2DMultisampleArrayOES);
return false;
}
if (width < 1 || height < 1 || depth < 1)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kNegativeSize);
return false;
}
if (depth > context->getCaps().maxArrayTextureLayers)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kTextureDepthOutOfRange);
return false;
}
return ValidateTexStorageMultisample(context, entryPoint, target, samples, sizedinternalformat,
width, height);
}
bool ValidateTexStorageMem3DMultisampleEXT(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLsizei samples,
GLenum internalFormat,
GLsizei width,
GLsizei height,
GLsizei depth,
GLboolean fixedSampleLocations,
MemoryObjectID memory,
GLuint64 offset)
{
if (!context->getExtensions().memoryObjectEXT)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
return false;
}
UNIMPLEMENTED();
return false;
}
bool ValidateGetProgramResourceLocationIndexEXT(const Context *context,
angle::EntryPoint entryPoint,
ShaderProgramID program,
GLenum programInterface,
const char *name)
{
if (!context->getExtensions().blendFuncExtendedEXT)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kExtensionNotEnabled);
return false;
}
if (context->getClientVersion() < ES_3_1)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kES31Required);
return false;
}
if (programInterface != GL_PROGRAM_OUTPUT)
{
context->validationError(entryPoint, GL_INVALID_ENUM, kProgramInterfaceMustBeProgramOutput);
return false;
}
Program *programObject = GetValidProgram(context, entryPoint, program);
if (!programObject)
{
return false;
}
if (!programObject->isLinked())
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kProgramNotLinked);
return false;
}
return true;
}
// GL_OES_texture_buffer
bool ValidateTexBufferOES(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLenum internalformat,
BufferID bufferPacked)
{
if (!context->getExtensions().textureBufferOES)
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kTextureBufferExtensionNotAvailable);
return false;
}
return ValidateTexBufferBase(context, entryPoint, target, internalformat, bufferPacked);
}
bool ValidateTexBufferRangeOES(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLenum internalformat,
BufferID bufferPacked,
GLintptr offset,
GLsizeiptr size)
{
if (!context->getExtensions().textureBufferOES)
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kTextureBufferExtensionNotAvailable);
return false;
}
return ValidateTexBufferRangeBase(context, entryPoint, target, internalformat, bufferPacked,
offset, size);
}
// GL_EXT_texture_buffer
bool ValidateTexBufferEXT(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLenum internalformat,
BufferID bufferPacked)
{
if (!context->getExtensions().textureBufferEXT)
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kTextureBufferExtensionNotAvailable);
return false;
}
return ValidateTexBufferBase(context, entryPoint, target, internalformat, bufferPacked);
}
bool ValidateTexBufferRangeEXT(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLenum internalformat,
BufferID bufferPacked,
GLintptr offset,
GLsizeiptr size)
{
if (!context->getExtensions().textureBufferEXT)
{
context->validationError(entryPoint, GL_INVALID_OPERATION,
kTextureBufferExtensionNotAvailable);
return false;
}
return ValidateTexBufferRangeBase(context, entryPoint, target, internalformat, bufferPacked,
offset, size);
}
bool ValidateTexBufferBase(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLenum internalformat,
BufferID bufferPacked)
{
if (target != TextureType::Buffer)
{
context->validationError(entryPoint, GL_INVALID_ENUM, kTextureBufferTarget);
return false;
}
switch (internalformat)
{
case GL_R8:
case GL_R16F:
case GL_R32F:
case GL_R8I:
case GL_R16I:
case GL_R32I:
case GL_R8UI:
case GL_R16UI:
case GL_R32UI:
case GL_RG8:
case GL_RG16F:
case GL_RG32F:
case GL_RG8I:
case GL_RG16I:
case GL_RG32I:
case GL_RG8UI:
case GL_RG16UI:
case GL_RG32UI:
case GL_RGB32F:
case GL_RGB32I:
case GL_RGB32UI:
case GL_RGBA8:
case GL_RGBA16F:
case GL_RGBA32F:
case GL_RGBA8I:
case GL_RGBA16I:
case GL_RGBA32I:
case GL_RGBA8UI:
case GL_RGBA16UI:
case GL_RGBA32UI:
break;
default:
context->validationError(entryPoint, GL_INVALID_ENUM, kTextureBufferInternalFormat);
return false;
}
if (bufferPacked.value != 0)
{
if (!context->isBufferGenerated(bufferPacked))
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kTextureBufferInvalidBuffer);
return false;
}
}
return true;
}
bool ValidateTexBufferRangeBase(const Context *context,
angle::EntryPoint entryPoint,
TextureType target,
GLenum internalformat,
BufferID bufferPacked,
GLintptr offset,
GLsizeiptr size)
{
const Caps &caps = context->getCaps();
if (offset < 0 || (offset % caps.textureBufferOffsetAlignment) != 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kTextureBufferOffsetAlignment);
return false;
}
if (size <= 0)
{
context->validationError(entryPoint, GL_INVALID_VALUE, kTextureBufferSize);
return false;
}
const Buffer *buffer = context->getBuffer(bufferPacked);
if (!buffer)
{
context->validationError(entryPoint, GL_INVALID_OPERATION, kBufferNotBound);
return false;
}
if (offset + size > buffer->getSize())
{
context->validationError(entryPoint, GL_INVALID_VALUE, kTextureBufferSizeOffset);
return false;
}
return ValidateTexBufferBase(context, entryPoint, target, internalformat, bufferPacked);
}
} // namespace gl