qt/qt3d/src/plugins/renderers/opengl/graphicshelpers/graphicshelpergl4.cpp

Revision control

++ // Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #include "graphicshelpergl4_p.h"
++
++ #if !QT_CONFIG(opengles2)
++ #include <QOpenGLFunctions_4_3_Core>
++ #include <private/attachmentpack_p.h>
++ #include <qgraphicsutils_p.h>
++ #include <logging_p.h>
++
++ # ifndef QT_OPENGL_4_3
++ # ifndef GL_PATCH_VERTICES
++ # define GL_PATCH_VERTICES 36466
++ # endif
++ # define GL_ACTIVE_RESOURCES 0x92F5
++ # define GL_BUFFER_BINDING 0x9302
++ # define GL_BUFFER_DATA_SIZE 0x9303
++ # define GL_NUM_ACTIVE_VARIABLES 0x9304
++ # define GL_SHADER_STORAGE_BLOCK 0x92E6
++ # define GL_UNIFORM 0x92E1
++ # define GL_UNIFORM_BLOCK 0x92E2
++ # define GL_UNIFORM_BLOCK_INDEX 0x8A3A
++ # define GL_UNIFORM_OFFSET 0x8A3B
++ # define GL_UNIFORM_ARRAY_STRIDE 0x8A3C
++ # define GL_UNIFORM_MATRIX_STRIDE 0x8A3D
++ # define GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS 0x8A42
++ # define GL_UNIFORM_BLOCK_BINDING 0x8A3F
++ # define GL_UNIFORM_BLOCK_DATA_SIZE 0x8A40
++ # define GL_ALL_BARRIER_BITS 0xFFFFFFFF
++ # define GL_VERTEX_ATTRIB_ARRAY_BARRIER_BIT 0x00000001
++ # define GL_ELEMENT_ARRAY_BARRIER_BIT 0x00000002
++ # define GL_UNIFORM_BARRIER_BIT 0x00000004
++ # define GL_TEXTURE_FETCH_BARRIER_BIT 0x00000008
++ # define GL_SHADER_IMAGE_ACCESS_BARRIER_BIT 0x00000020
++ # define GL_COMMAND_BARRIER_BIT 0x00000040
++ # define GL_PIXEL_BUFFER_BARRIER_BIT 0x00000080
++ # define GL_TEXTURE_UPDATE_BARRIER_BIT 0x00000100
++ # define GL_BUFFER_UPDATE_BARRIER_BIT 0x00000200
++ # define GL_FRAMEBUFFER_BARRIER_BIT 0x00000400
++ # define GL_TRANSFORM_FEEDBACK_BARRIER_BIT 0x00000800
++ # define GL_ATOMIC_COUNTER_BARRIER_BIT 0x00001000
++ # define GL_SHADER_STORAGE_BARRIER_BIT 0x00002000
++ # define GL_QUERY_BUFFER_BARRIER_BIT 0x00008000
++ # define GL_IMAGE_1D 0x904C
++ # define GL_IMAGE_2D 0x904D
++ # define GL_IMAGE_3D 0x904E
++ # define GL_IMAGE_2D_RECT 0x904F
++ # define GL_IMAGE_CUBE 0x9050
++ # define GL_IMAGE_BUFFER 0x9051
++ # define GL_IMAGE_1D_ARRAY 0x9052
++ # define GL_IMAGE_2D_ARRAY 0x9053
++ # define GL_IMAGE_CUBE_MAP_ARRAY 0x9054
++ # define GL_IMAGE_2D_MULTISAMPLE 0x9055
++ # define GL_IMAGE_2D_MULTISAMPLE_ARRAY 0x9056
++ # define GL_INT_IMAGE_1D 0x9057
++ # define GL_INT_IMAGE_2D 0x9058
++ # define GL_INT_IMAGE_3D 0x9059
++ # define GL_INT_IMAGE_2D_RECT 0x905A
++ # define GL_INT_IMAGE_CUBE 0x905B
++ # define GL_INT_IMAGE_BUFFER 0x905C
++ # define GL_INT_IMAGE_1D_ARRAY 0x905D
++ # define GL_INT_IMAGE_2D_ARRAY 0x905E
++ # define GL_INT_IMAGE_CUBE_MAP_ARRAY 0x905F
++ # define GL_INT_IMAGE_2D_MULTISAMPLE 0x9060
++ # define GL_INT_IMAGE_2D_MULTISAMPLE_ARRAY 0x9061
++ # define GL_UNSIGNED_INT_IMAGE_1D 0x9062
++ # define GL_UNSIGNED_INT_IMAGE_2D 0x9063
++ # define GL_UNSIGNED_INT_IMAGE_3D 0x9064
++ # define GL_UNSIGNED_INT_IMAGE_2D_RECT 0x9065
++ # define GL_UNSIGNED_INT_IMAGE_CUBE 0x9066
++ # define GL_UNSIGNED_INT_IMAGE_BUFFER 0x9067
++ # define GL_UNSIGNED_INT_IMAGE_1D_ARRAY 0x9068
++ # define GL_UNSIGNED_INT_IMAGE_2D_ARRAY 0x9069
++ # define GL_UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY 0x906A
++ # define GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE 0x906B
++ # define GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY 0x906C
++ # endif
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DRender {
++ namespace Render {
++ namespace OpenGL {
++
++ namespace {
++
++ GLbitfield memoryBarrierGL4Bitfield(QMemoryBarrier::Operations barriers)
++ {
++ GLbitfield bits = 0;
++
++ if (barriers.testFlag(QMemoryBarrier::All)) {
++ bits |= GL_ALL_BARRIER_BITS;
++ return bits;
++ }
++
++ if (barriers.testFlag(QMemoryBarrier::VertexAttributeArray))
++ bits |= GL_VERTEX_ATTRIB_ARRAY_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::ElementArray))
++ bits |= GL_ELEMENT_ARRAY_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::Uniform))
++ bits |= GL_UNIFORM_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::TextureFetch))
++ bits |= GL_TEXTURE_FETCH_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::ShaderImageAccess))
++ bits |= GL_SHADER_IMAGE_ACCESS_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::Command))
++ bits |= GL_COMMAND_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::PixelBuffer))
++ bits |= GL_PIXEL_BUFFER_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::TextureUpdate))
++ bits |= GL_TEXTURE_UPDATE_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::BufferUpdate))
++ bits |= GL_BUFFER_UPDATE_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::FrameBuffer))
++ bits |= GL_FRAMEBUFFER_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::TransformFeedback))
++ bits |= GL_TRANSFORM_FEEDBACK_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::AtomicCounter))
++ bits |= GL_ATOMIC_COUNTER_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::ShaderStorage))
++ bits |= GL_SHADER_STORAGE_BARRIER_BIT;
++ if (barriers.testFlag(QMemoryBarrier::QueryBuffer))
++ bits |= GL_QUERY_BUFFER_BARRIER_BIT;
++
++ return bits;
++ }
++
++ }
++
++ GraphicsHelperGL4::GraphicsHelperGL4()
++ : m_funcs(nullptr)
++ {
++ }
++
++ void GraphicsHelperGL4::initializeHelper(QOpenGLContext *context,
++ QAbstractOpenGLFunctions *functions)
++ {
++ Q_UNUSED(context);
++ m_funcs = static_cast<QOpenGLFunctions_4_3_Core*>(functions);
++ const bool ok = m_funcs->initializeOpenGLFunctions();
++ Q_ASSERT(ok);
++ Q_UNUSED(ok);
++ }
++
++ void GraphicsHelperGL4::drawElementsInstancedBaseVertexBaseInstance(GLenum primitiveType,
++ GLsizei primitiveCount,
++ GLint indexType,
++ void *indices,
++ GLsizei instances,
++ GLint baseVertex,
++ GLint baseInstance)
++ {
++ m_funcs->glDrawElementsInstancedBaseVertexBaseInstance(primitiveType,
++ primitiveCount,
++ indexType,
++ indices,
++ instances,
++ baseVertex,
++ baseInstance);
++ }
++
++ void GraphicsHelperGL4::drawArraysInstanced(GLenum primitiveType,
++ GLint first,
++ GLsizei count,
++ GLsizei instances)
++ {
++ // glDrawArraysInstanced OpenGL 3.1 or greater
++ m_funcs->glDrawArraysInstanced(primitiveType,
++ first,
++ count,
++ instances);
++ }
++
++ void GraphicsHelperGL4::drawArraysInstancedBaseInstance(GLenum primitiveType, GLint first, GLsizei count, GLsizei instances, GLsizei baseInstance)
++ {
++ m_funcs->glDrawArraysInstancedBaseInstance(primitiveType,
++ first,
++ count,
++ instances,
++ baseInstance);
++ }
++
++ void GraphicsHelperGL4::drawElements(GLenum primitiveType,
++ GLsizei primitiveCount,
++ GLint indexType,
++ void *indices,
++ GLint baseVertex)
++ {
++ m_funcs->glDrawElementsBaseVertex(primitiveType,
++ primitiveCount,
++ indexType,
++ indices,
++ baseVertex);
++ }
++
++ void GraphicsHelperGL4::drawElementsIndirect(GLenum mode,
++ GLenum type,
++ void *indirect)
++ {
++ m_funcs->glDrawElementsIndirect(mode, type, indirect);
++ }
++
++ void GraphicsHelperGL4::drawArrays(GLenum primitiveType,
++ GLint first,
++ GLsizei count)
++ {
++ m_funcs->glDrawArrays(primitiveType,
++ first,
++ count);
++ }
++
++ void GraphicsHelperGL4::drawArraysIndirect(GLenum mode, void *indirect)
++ {
++ m_funcs->glDrawArraysIndirect(mode, indirect);
++ }
++
++ void GraphicsHelperGL4::setVerticesPerPatch(GLint verticesPerPatch)
++ {
++ m_funcs->glPatchParameteri(GL_PATCH_VERTICES, verticesPerPatch);
++ }
++
++ void GraphicsHelperGL4::useProgram(GLuint programId)
++ {
++ m_funcs->glUseProgram(programId);
++ }
++
++ std::vector<ShaderUniform> GraphicsHelperGL4::programUniformsAndLocations(GLuint programId)
++ {
++ std::vector<ShaderUniform> uniforms;
++
++ GLint nbrActiveUniforms = 0;
++ m_funcs->glGetProgramInterfaceiv(programId, GL_UNIFORM, GL_ACTIVE_RESOURCES, &nbrActiveUniforms);
++ uniforms.reserve(nbrActiveUniforms);
++ char uniformName[256];
++ for (GLint i = 0; i < nbrActiveUniforms; ++i) {
++ ShaderUniform uniform;
++ GLsizei uniformNameLength = 0;
++ // Size is 1 for scalar and more for struct or arrays
++ // Type is the GL Type
++ m_funcs->glGetActiveUniform(programId, i, sizeof(uniformName) - 1, &uniformNameLength,
++ &uniform.m_size, &uniform.m_type, uniformName);
++ uniformName[sizeof(uniformName) - 1] = '\0';
++ uniform.m_location = m_funcs->glGetUniformLocation(programId, uniformName);
++ uniform.m_name = QString::fromUtf8(uniformName, uniformNameLength);
++ // Work around for uniform array names that aren't returned with [0] by some drivers
++ if (uniform.m_size > 1 && !uniform.m_name.endsWith(QLatin1String("[0]")))
++ uniform.m_name.append(QLatin1String("[0]"));
++ m_funcs->glGetActiveUniformsiv(programId, 1, (GLuint*)&i, GL_UNIFORM_BLOCK_INDEX, &uniform.m_blockIndex);
++ m_funcs->glGetActiveUniformsiv(programId, 1, (GLuint*)&i, GL_UNIFORM_OFFSET, &uniform.m_offset);
++ m_funcs->glGetActiveUniformsiv(programId, 1, (GLuint*)&i, GL_UNIFORM_ARRAY_STRIDE, &uniform.m_arrayStride);
++ m_funcs->glGetActiveUniformsiv(programId, 1, (GLuint*)&i, GL_UNIFORM_MATRIX_STRIDE, &uniform.m_matrixStride);
++ uniform.m_rawByteSize = uniformByteSize(uniform);
++ uniforms.push_back(uniform);
++ qCDebug(Rendering) << uniform.m_name << "size" << uniform.m_size
++ << " offset" << uniform.m_offset
++ << " rawSize" << uniform.m_rawByteSize;
++ }
++
++ return uniforms;
++ }
++
++ std::vector<ShaderAttribute> GraphicsHelperGL4::programAttributesAndLocations(GLuint programId)
++ {
++ std::vector<ShaderAttribute> attributes;
++ GLint nbrActiveAttributes = 0;
++ m_funcs->glGetProgramiv(programId, GL_ACTIVE_ATTRIBUTES, &nbrActiveAttributes);
++ attributes.reserve(nbrActiveAttributes);
++ char attributeName[256];
++ for (GLint i = 0; i < nbrActiveAttributes; ++i) {
++ ShaderAttribute attribute;
++ GLsizei attributeNameLength = 0;
++ // Size is 1 for scalar and more for struct or arrays
++ // Type is the GL Type
++ m_funcs->glGetActiveAttrib(programId, i, sizeof(attributeName) - 1, &attributeNameLength,
++ &attribute.m_size, &attribute.m_type, attributeName);
++ attributeName[sizeof(attributeName) - 1] = '\0';
++ attribute.m_location = m_funcs->glGetAttribLocation(programId, attributeName);
++ attribute.m_name = QString::fromUtf8(attributeName, attributeNameLength);
++ attributes.push_back(attribute);
++ }
++ return attributes;
++ }
++
++ std::vector<ShaderUniformBlock> GraphicsHelperGL4::programUniformBlocks(GLuint programId)
++ {
++ std::vector<ShaderUniformBlock> blocks;
++ GLint nbrActiveUniformsBlocks = 0;
++ m_funcs->glGetProgramInterfaceiv(programId, GL_UNIFORM_BLOCK, GL_ACTIVE_RESOURCES, &nbrActiveUniformsBlocks);
++ blocks.reserve(nbrActiveUniformsBlocks);
++ for (GLint i = 0; i < nbrActiveUniformsBlocks; ++i) {
++ QByteArray uniformBlockName(256, '\0');
++ GLsizei length = 0;
++ ShaderUniformBlock uniformBlock;
++ m_funcs->glGetProgramResourceName(programId, GL_UNIFORM_BLOCK, i, 256, &length, uniformBlockName.data());
++ uniformBlock.m_name = QString::fromUtf8(uniformBlockName.left(length));
++ uniformBlock.m_index = i;
++ GLenum prop = GL_BUFFER_BINDING;
++ m_funcs->glGetProgramResourceiv(programId, GL_UNIFORM_BLOCK, i, 1, &prop, 4, NULL, &uniformBlock.m_binding);
++ prop = GL_BUFFER_DATA_SIZE;
++ m_funcs->glGetProgramResourceiv(programId, GL_UNIFORM_BLOCK, i, 1, &prop, 4, NULL, &uniformBlock.m_size);
++ prop = GL_NUM_ACTIVE_VARIABLES;
++ m_funcs->glGetProgramResourceiv(programId, GL_UNIFORM_BLOCK, i, 1, &prop, 4, NULL, &uniformBlock.m_activeUniformsCount);
++ blocks.push_back(uniformBlock);
++ }
++ return blocks;
++ }
++
++ std::vector<ShaderStorageBlock> GraphicsHelperGL4::programShaderStorageBlocks(GLuint programId)
++ {
++ std::vector<ShaderStorageBlock> blocks;
++ GLint nbrActiveShaderStorageBlocks = 0;
++ m_funcs->glGetProgramInterfaceiv(programId, GL_SHADER_STORAGE_BLOCK, GL_ACTIVE_RESOURCES, &nbrActiveShaderStorageBlocks);
++ blocks.reserve(nbrActiveShaderStorageBlocks);
++ for (GLint i = 0; i < nbrActiveShaderStorageBlocks; ++i) {
++ QByteArray storageBlockName(256, '\0');
++ GLsizei length = 0;
++ ShaderStorageBlock storageBlock;
++ m_funcs->glGetProgramResourceName(programId, GL_SHADER_STORAGE_BLOCK, i, 256, &length, storageBlockName.data());
++ storageBlock.m_index = i;
++ storageBlock.m_name = QString::fromUtf8(storageBlockName.left(length));
++ GLenum prop = GL_BUFFER_BINDING;
++ m_funcs->glGetProgramResourceiv(programId, GL_SHADER_STORAGE_BLOCK, i, 1, &prop, 4, NULL, &storageBlock.m_binding);
++ prop = GL_BUFFER_DATA_SIZE;
++ m_funcs->glGetProgramResourceiv(programId, GL_SHADER_STORAGE_BLOCK, i, 1, &prop, 4, NULL, &storageBlock.m_size);
++ prop = GL_NUM_ACTIVE_VARIABLES;
++ m_funcs->glGetProgramResourceiv(programId, GL_SHADER_STORAGE_BLOCK, i, 1, &prop, 4, NULL, &storageBlock.m_activeVariablesCount);
++ blocks.push_back(storageBlock);
++ }
++ return blocks;
++ }
++
++ void GraphicsHelperGL4::vertexAttribDivisor(GLuint index, GLuint divisor)
++ {
++ m_funcs->glVertexAttribDivisor(index, divisor);
++ }
++
++ void GraphicsHelperGL4::vertexAttributePointer(GLenum shaderDataType,
++ GLuint index,
++ GLint size,
++ GLenum type,
++ GLboolean normalized,
++ GLsizei stride,
++ const GLvoid *pointer)
++ {
++ switch (shaderDataType) {
++ case GL_FLOAT:
++ case GL_FLOAT_VEC2:
++ case GL_FLOAT_VEC3:
++ case GL_FLOAT_VEC4:
++ case GL_FLOAT_MAT2:
++ case GL_FLOAT_MAT2x3:
++ case GL_FLOAT_MAT2x4:
++ case GL_FLOAT_MAT3:
++ case GL_FLOAT_MAT3x2:
++ case GL_FLOAT_MAT3x4:
++ case GL_FLOAT_MAT4x2:
++ case GL_FLOAT_MAT4x3:
++ case GL_FLOAT_MAT4:
++ m_funcs->glVertexAttribPointer(index, size, type, normalized, stride, pointer);
++ break;
++
++ case GL_INT:
++ case GL_INT_VEC2:
++ case GL_INT_VEC3:
++ case GL_INT_VEC4:
++ case GL_UNSIGNED_INT:
++ case GL_UNSIGNED_INT_VEC2:
++ case GL_UNSIGNED_INT_VEC3:
++ case GL_UNSIGNED_INT_VEC4:
++ m_funcs->glVertexAttribIPointer(index, size, type, stride, pointer);
++ break;
++
++ case GL_DOUBLE:
++ case GL_DOUBLE_VEC2:
++ case GL_DOUBLE_VEC3:
++ case GL_DOUBLE_VEC4:
++ m_funcs->glVertexAttribLPointer(index, size, type, stride, pointer);
++ break;
++
++ default:
++ qCWarning(Rendering) << "vertexAttribPointer: Unhandled type";
++ Q_UNREACHABLE();
++ }
++ }
++
++ void GraphicsHelperGL4::readBuffer(GLenum mode)
++ {
++ m_funcs->glReadBuffer(mode);
++ }
++
++ void GraphicsHelperGL4::drawBuffer(GLenum mode)
++ {
++ m_funcs->glDrawBuffer(mode);
++ }
++
++ void *GraphicsHelperGL4::fenceSync()
++ {
++ return m_funcs->glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
++ }
++
++ void GraphicsHelperGL4::clientWaitSync(void *sync, GLuint64 nanoSecTimeout)
++ {
++ qDebug() << Q_FUNC_INFO << sync << static_cast<GLsync>(sync);
++ GLenum e = m_funcs->glClientWaitSync(static_cast<GLsync>(sync), GL_SYNC_FLUSH_COMMANDS_BIT, nanoSecTimeout);
++ qDebug() << e;
++ }
++
++ void GraphicsHelperGL4::waitSync(void *sync)
++ {
++ m_funcs->glWaitSync(static_cast<GLsync>(sync), 0, GL_TIMEOUT_IGNORED);
++ }
++
++ bool GraphicsHelperGL4::wasSyncSignaled(void *sync)
++ {
++ GLint v = 0;
++ m_funcs->glGetSynciv(static_cast<GLsync>(sync),
++ GL_SYNC_STATUS,
++ sizeof(v),
++ nullptr,
++ &v);
++ return v == GL_SIGNALED;
++ }
++
++ void GraphicsHelperGL4::deleteSync(void *sync)
++ {
++ m_funcs->glDeleteSync(static_cast<GLsync>(sync));
++ }
++
++ void GraphicsHelperGL4::rasterMode(GLenum faceMode, GLenum rasterMode)
++ {
++ m_funcs->glPolygonMode(faceMode, rasterMode);
++ }
++
++ void GraphicsHelperGL4::glUniform1fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniform1fv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform2fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniform2fv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform3fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniform3fv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform4fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniform4fv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform1iv(GLint location, GLsizei count, const GLint *values)
++ {
++ m_funcs->glUniform1iv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform2iv(GLint location, GLsizei count, const GLint *values)
++ {
++ m_funcs->glUniform2iv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform3iv(GLint location, GLsizei count, const GLint *values)
++ {
++ m_funcs->glUniform3iv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform4iv(GLint location, GLsizei count, const GLint *values)
++ {
++ m_funcs->glUniform4iv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform1uiv(GLint location, GLsizei count, const GLuint *values)
++ {
++ m_funcs->glUniform1uiv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform2uiv(GLint location, GLsizei count, const GLuint *values)
++ {
++ m_funcs->glUniform2uiv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform3uiv(GLint location, GLsizei count, const GLuint *values)
++ {
++ m_funcs->glUniform3uiv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniform4uiv(GLint location, GLsizei count, const GLuint *values)
++ {
++ m_funcs->glUniform4uiv(location, count, values);
++ }
++
++ void GraphicsHelperGL4::glUniformMatrix2fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniformMatrix2fv(location, count, false, values);
++ }
++
++ void GraphicsHelperGL4::glUniformMatrix3fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniformMatrix3fv(location, count, false, values);
++ }
++
++ void GraphicsHelperGL4::glUniformMatrix4fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniformMatrix4fv(location, count, false, values);
++ }
++
++ void GraphicsHelperGL4::glUniformMatrix2x3fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniformMatrix2x3fv(location, count, false, values);
++ }
++
++ void GraphicsHelperGL4::glUniformMatrix3x2fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniformMatrix3x2fv(location, count, false, values);
++ }
++
++ void GraphicsHelperGL4::glUniformMatrix2x4fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniformMatrix2x4fv(location, count, false, values);
++ }
++
++ void GraphicsHelperGL4::glUniformMatrix4x2fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniformMatrix4x2fv(location, count, false, values);
++ }
++
++ void GraphicsHelperGL4::glUniformMatrix3x4fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniformMatrix3x4fv(location, count, false, values);
++ }
++
++ void GraphicsHelperGL4::glUniformMatrix4x3fv(GLint location, GLsizei count, const GLfloat *values)
++ {
++ m_funcs->glUniformMatrix4x3fv(location, count, false, values);
++ }
++
++ UniformType GraphicsHelperGL4::uniformTypeFromGLType(GLenum type)
++ {
++ switch (type) {
++ case GL_FLOAT:
++ return UniformType::Float;
++ case GL_FLOAT_VEC2:
++ return UniformType::Vec2;
++ case GL_FLOAT_VEC3:
++ return UniformType::Vec3;
++ case GL_FLOAT_VEC4:
++ return UniformType::Vec4;
++ case GL_FLOAT_MAT2:
++ return UniformType::Mat2;
++ case GL_FLOAT_MAT3:
++ return UniformType::Mat3;
++ case GL_FLOAT_MAT4:
++ return UniformType::Mat4;
++ case GL_FLOAT_MAT2x3:
++ return UniformType::Mat2x3;
++ case GL_FLOAT_MAT3x2:
++ return UniformType::Mat3x2;
++ case GL_FLOAT_MAT2x4:
++ return UniformType::Mat2x4;
++ case GL_FLOAT_MAT4x2:
++ return UniformType::Mat4x2;
++ case GL_FLOAT_MAT3x4:
++ return UniformType::Mat3x4;
++ case GL_FLOAT_MAT4x3:
++ return UniformType::Mat4x3;
++ case GL_INT:
++ return UniformType::Int;
++ case GL_INT_VEC2:
++ return UniformType::IVec2;
++ case GL_INT_VEC3:
++ return UniformType::IVec3;
++ case GL_INT_VEC4:
++ return UniformType::IVec4;
++ case GL_UNSIGNED_INT:
++ return UniformType::UInt;
++ case GL_UNSIGNED_INT_VEC2:
++ return UniformType::UIVec2;
++ case GL_UNSIGNED_INT_VEC3:
++ return UniformType::UIVec3;
++ case GL_UNSIGNED_INT_VEC4:
++ return UniformType::UIVec4;
++ case GL_BOOL:
++ return UniformType::Bool;
++ case GL_BOOL_VEC2:
++ return UniformType::BVec2;
++ case GL_BOOL_VEC3:
++ return UniformType::BVec3;
++ case GL_BOOL_VEC4:
++ return UniformType::BVec4;
++
++ case GL_SAMPLER_1D:
++ case GL_SAMPLER_1D_ARRAY:
++ case GL_SAMPLER_1D_SHADOW:
++ case GL_SAMPLER_1D_ARRAY_SHADOW:
++ case GL_SAMPLER_2D:
++ case GL_SAMPLER_2D_RECT:
++ case GL_SAMPLER_2D_SHADOW:
++ case GL_SAMPLER_2D_RECT_SHADOW:
++ case GL_SAMPLER_CUBE:
++ case GL_SAMPLER_CUBE_SHADOW:
++ case GL_SAMPLER_CUBE_MAP_ARRAY:
++ case GL_SAMPLER_CUBE_MAP_ARRAY_SHADOW:
++ case GL_SAMPLER_2D_ARRAY:
++ case GL_SAMPLER_2D_ARRAY_SHADOW:
++ case GL_SAMPLER_2D_MULTISAMPLE:
++ case GL_SAMPLER_2D_MULTISAMPLE_ARRAY:
++ case GL_SAMPLER_3D:
++ case GL_SAMPLER_BUFFER:
++ case GL_INT_SAMPLER_1D:
++ case GL_INT_SAMPLER_2D:
++ case GL_INT_SAMPLER_3D:
++ case GL_INT_SAMPLER_BUFFER:
++ case GL_INT_SAMPLER_2D_RECT:
++ case GL_INT_SAMPLER_CUBE:
++ case GL_INT_SAMPLER_CUBE_MAP_ARRAY:
++ case GL_INT_SAMPLER_1D_ARRAY:
++ case GL_INT_SAMPLER_2D_ARRAY:
++ case GL_INT_SAMPLER_2D_MULTISAMPLE:
++ case GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_1D:
++ case GL_UNSIGNED_INT_SAMPLER_2D:
++ case GL_UNSIGNED_INT_SAMPLER_3D:
++ case GL_UNSIGNED_INT_SAMPLER_BUFFER:
++ case GL_UNSIGNED_INT_SAMPLER_2D_RECT:
++ case GL_UNSIGNED_INT_SAMPLER_1D_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_2D_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE:
++ case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_CUBE:
++ case GL_UNSIGNED_INT_SAMPLER_CUBE_MAP_ARRAY:
++ return UniformType::Sampler;
++
++ case GL_IMAGE_1D:
++ case GL_IMAGE_2D:
++ case GL_IMAGE_3D:
++ case GL_IMAGE_2D_RECT:
++ case GL_IMAGE_CUBE:
++ case GL_IMAGE_BUFFER:
++ case GL_IMAGE_1D_ARRAY:
++ case GL_IMAGE_2D_ARRAY:
++ case GL_IMAGE_CUBE_MAP_ARRAY:
++ case GL_IMAGE_2D_MULTISAMPLE:
++ case GL_IMAGE_2D_MULTISAMPLE_ARRAY:
++ case GL_INT_IMAGE_1D:
++ case GL_INT_IMAGE_2D:
++ case GL_INT_IMAGE_3D:
++ case GL_INT_IMAGE_2D_RECT:
++ case GL_INT_IMAGE_CUBE:
++ case GL_INT_IMAGE_BUFFER:
++ case GL_INT_IMAGE_1D_ARRAY:
++ case GL_INT_IMAGE_2D_ARRAY:
++ case GL_INT_IMAGE_CUBE_MAP_ARRAY:
++ case GL_INT_IMAGE_2D_MULTISAMPLE:
++ case GL_INT_IMAGE_2D_MULTISAMPLE_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_1D:
++ case GL_UNSIGNED_INT_IMAGE_2D:
++ case GL_UNSIGNED_INT_IMAGE_3D:
++ case GL_UNSIGNED_INT_IMAGE_2D_RECT:
++ case GL_UNSIGNED_INT_IMAGE_CUBE:
++ case GL_UNSIGNED_INT_IMAGE_BUFFER:
++ case GL_UNSIGNED_INT_IMAGE_1D_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_2D_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE:
++ case GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY:
++ return UniformType::Image;
++
++ default:
++ // TO DO: Add support for Doubles and Images
++ Q_UNREACHABLE_RETURN(UniformType::Float);
++ }
++ }
++
++ void GraphicsHelperGL4::blendEquation(GLenum mode)
++ {
++ m_funcs->glBlendEquation(mode);
++ }
++
++ void GraphicsHelperGL4::blendFunci(GLuint buf, GLenum sfactor, GLenum dfactor)
++ {
++ m_funcs->glBlendFunci(buf, sfactor, dfactor);
++ }
++
++ void GraphicsHelperGL4::blendFuncSeparatei(GLuint buf, GLenum sRGB, GLenum dRGB, GLenum sAlpha, GLenum dAlpha)
++ {
++ m_funcs->glBlendFuncSeparatei(buf, sRGB, dRGB, sAlpha, dAlpha);
++ }
++
++ void GraphicsHelperGL4::alphaTest(GLenum, GLenum)
++ {
++ qCWarning(Rendering) << "AlphaTest not available with OpenGL 3.2 core";
++ }
++
++ void GraphicsHelperGL4::depthTest(GLenum mode)
++ {
++ m_funcs->glEnable(GL_DEPTH_TEST);
++ m_funcs->glDepthFunc(mode);
++ }
++
++ void GraphicsHelperGL4::depthMask(GLenum mode)
++ {
++ m_funcs->glDepthMask(mode);
++ }
++
++ void GraphicsHelperGL4::depthRange(GLdouble nearValue, GLdouble farValue)
++ {
++ m_funcs->glDepthRange(nearValue, farValue);
++ }
++
++ void GraphicsHelperGL4::frontFace(GLenum mode)
++ {
++ m_funcs->glFrontFace(mode);
++
++ }
++
++ void GraphicsHelperGL4::setMSAAEnabled(bool enabled)
++ {
++ enabled ? m_funcs->glEnable(GL_MULTISAMPLE)
++ : m_funcs->glDisable(GL_MULTISAMPLE);
++ }
++
++ void GraphicsHelperGL4::setAlphaCoverageEnabled(bool enabled)
++ {
++ enabled ? m_funcs->glEnable(GL_SAMPLE_ALPHA_TO_COVERAGE)
++ : m_funcs->glDisable(GL_SAMPLE_ALPHA_TO_COVERAGE);
++ }
++
++ GLuint GraphicsHelperGL4::createFrameBufferObject()
++ {
++ GLuint id;
++ m_funcs->glGenFramebuffers(1, &id);
++ return id;
++ }
++
++ void GraphicsHelperGL4::releaseFrameBufferObject(GLuint frameBufferId)
++ {
++ m_funcs->glDeleteFramebuffers(1, &frameBufferId);
++ }
++
++ void GraphicsHelperGL4::bindFrameBufferObject(GLuint frameBufferId, FBOBindMode mode)
++ {
++ switch (mode) {
++ case FBODraw:
++ m_funcs->glBindFramebuffer(GL_DRAW_FRAMEBUFFER, frameBufferId);
++ return;
++ case FBORead:
++ m_funcs->glBindFramebuffer(GL_READ_FRAMEBUFFER, frameBufferId);
++ return;
++ case FBOReadAndDraw:
++ default:
++ m_funcs->glBindFramebuffer(GL_FRAMEBUFFER, frameBufferId);
++ return;
++ }
++ }
++
++ void GraphicsHelperGL4::bindImageTexture(GLuint imageUnit, GLuint texture,
++ GLint mipLevel, GLboolean layered,
++ GLint layer, GLenum access, GLenum format)
++ {
++ m_funcs->glBindImageTexture(imageUnit,
++ texture,
++ mipLevel,
++ layered,
++ layer,
++ access,
++ format);
++ }
++
++ GLuint GraphicsHelperGL4::boundFrameBufferObject()
++ {
++ GLint id = 0;
++ m_funcs->glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &id);
++ return id;
++ }
++
++ bool GraphicsHelperGL4::checkFrameBufferComplete()
++ {
++ return (m_funcs->glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE);
++ }
++
++ bool GraphicsHelperGL4::frameBufferNeedsRenderBuffer(const Attachment &attachment)
++ {
++ Q_UNUSED(attachment);
++ return false;
++ }
++
++ void GraphicsHelperGL4::bindFrameBufferAttachment(QOpenGLTexture *texture, const Attachment &attachment)
++ {
++ GLenum attr = GL_DEPTH_STENCIL_ATTACHMENT;
++
++ if (attachment.m_point <= QRenderTargetOutput::Color15)
++ attr = GL_COLOR_ATTACHMENT0 + attachment.m_point;
++ else if (attachment.m_point == QRenderTargetOutput::Depth)
++ attr = GL_DEPTH_ATTACHMENT;
++ else if (attachment.m_point == QRenderTargetOutput::Stencil)
++ attr = GL_STENCIL_ATTACHMENT;
++
++ texture->bind();
++ QOpenGLTexture::Target target = texture->target();
++ if (target == QOpenGLTexture::Target1DArray || target == QOpenGLTexture::Target2DArray ||
++ target == QOpenGLTexture::Target2DMultisampleArray || target == QOpenGLTexture::Target3D)
++ m_funcs->glFramebufferTextureLayer(GL_DRAW_FRAMEBUFFER, attr, texture->textureId(), attachment.m_mipLevel, attachment.m_layer);
++ else if (target == QOpenGLTexture::TargetCubeMapArray && attachment.m_face != QAbstractTexture::AllFaces)
++ m_funcs->glFramebufferTextureLayer( GL_DRAW_FRAMEBUFFER, attr, texture->textureId(), attachment.m_mipLevel, attachment.m_layer * 6 + (attachment.m_face - QAbstractTexture::CubeMapPositiveX));
++ else if (target == QOpenGLTexture::TargetCubeMap && attachment.m_face != QAbstractTexture::AllFaces)
++ m_funcs->glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, attr, attachment.m_face, texture->textureId(), attachment.m_mipLevel);
++ else
++ m_funcs->glFramebufferTexture(GL_DRAW_FRAMEBUFFER, attr, texture->textureId(), attachment.m_mipLevel);
++ texture->release();
++ }
++
++ void GraphicsHelperGL4::bindFrameBufferAttachment(RenderBuffer *renderBuffer, const Attachment &attachment)
++ {
++ Q_UNUSED(renderBuffer);
++ Q_UNUSED(attachment);
++ Q_UNREACHABLE();
++ }
++
++ bool GraphicsHelperGL4::supportsFeature(GraphicsHelperInterface::Feature feature) const
++ {
++ switch (feature) {
++ case MRT:
++ case Tessellation:
++ case UniformBufferObject:
++ case BindableFragmentOutputs:
++ case PrimitiveRestart:
++ case RenderBufferDimensionRetrieval:
++ case TextureDimensionRetrieval:
++ case ShaderStorageObject:
++ case Compute:
++ case DrawBuffersBlend:
++ case BlitFramebuffer:
++ case IndirectDrawing:
++ case MapBuffer:
++ case Fences:
++ case ShaderImage:
++ return true;
++ default:
++ return false;
++ }
++ }
++
++ void GraphicsHelperGL4::drawBuffers(GLsizei n, const GLenum *bufs)
++ {
++ m_funcs->glDrawBuffers(n, bufs);
++ }
++
++ void GraphicsHelperGL4::bindFragDataLocation(GLuint shader, const QHash<QString, int> &outputs)
++ {
++ for (auto it = outputs.begin(), end = outputs.end(); it != end; ++it)
++ m_funcs->glBindFragDataLocation(shader, it.value(), it.key().toStdString().c_str());
++ }
++
++ void GraphicsHelperGL4::bindUniformBlock(GLuint programId, GLuint uniformBlockIndex, GLuint uniformBlockBinding)
++ {
++ m_funcs->glUniformBlockBinding(programId, uniformBlockIndex, uniformBlockBinding);
++ }
++
++ void GraphicsHelperGL4::bindShaderStorageBlock(GLuint programId, GLuint shaderStorageBlockIndex, GLuint shaderStorageBlockBinding)
++ {
++ m_funcs->glShaderStorageBlockBinding(programId, shaderStorageBlockIndex, shaderStorageBlockBinding);
++ }
++
++ void GraphicsHelperGL4::bindBufferBase(GLenum target, GLuint index, GLuint buffer)
++ {
++ m_funcs->glBindBufferBase(target, index, buffer);
++ }
++
++ void GraphicsHelperGL4::buildUniformBuffer(const QVariant &v, const ShaderUniform &description, QByteArray &buffer)
++ {
++ char *bufferData = buffer.data();
++
++ switch (description.m_type) {
++
++ case GL_FLOAT: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 1);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 1);
++ break;
++ }
++
++ case GL_FLOAT_VEC2: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 2);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 2);
++ break;
++ }
++
++ case GL_FLOAT_VEC3: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 3);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 3);
++ break;
++ }
++
++ case GL_FLOAT_VEC4: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 4);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 4);
++ break;
++ }
++
++ case GL_FLOAT_MAT2: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 4);
++ QGraphicsUtils::fillDataMatrixArray(bufferData, data, description, 2, 2);
++ break;
++ }
++
++ case GL_FLOAT_MAT2x3: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 6);
++ QGraphicsUtils::fillDataMatrixArray(bufferData, data, description, 2, 3);
++ break;
++ }
++
++ case GL_FLOAT_MAT2x4: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 8);
++ QGraphicsUtils::fillDataMatrixArray(bufferData, data, description, 2, 4);
++ break;
++ }
++
++ case GL_FLOAT_MAT3: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 9);
++ QGraphicsUtils::fillDataMatrixArray(bufferData, data, description, 3, 3);
++ break;
++ }
++
++ case GL_FLOAT_MAT3x2: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 6);
++ QGraphicsUtils::fillDataMatrixArray(bufferData, data, description, 3, 2);
++ break;
++ }
++
++ case GL_FLOAT_MAT3x4: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 12);
++ QGraphicsUtils::fillDataMatrixArray(bufferData, data, description, 3, 4);
++ break;
++ }
++
++ case GL_FLOAT_MAT4: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 16);
++ QGraphicsUtils::fillDataMatrixArray(bufferData, data, description, 4, 4);
++ break;
++ }
++
++ case GL_FLOAT_MAT4x2: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 8);
++ QGraphicsUtils::fillDataMatrixArray(bufferData, data, description, 4, 2);
++ break;
++ }
++
++ case GL_FLOAT_MAT4x3: {
++ const GLfloat *data = QGraphicsUtils::valueArrayFromVariant<GLfloat>(v, description.m_size, 12);
++ QGraphicsUtils::fillDataMatrixArray(bufferData, data, description, 4, 3);
++ break;
++ }
++
++ case GL_INT: {
++ const GLint *data = QGraphicsUtils::valueArrayFromVariant<GLint>(v, description.m_size, 1);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 1);
++ break;
++ }
++
++ case GL_INT_VEC2: {
++ const GLint *data = QGraphicsUtils::valueArrayFromVariant<GLint>(v, description.m_size, 2);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 2);
++ break;
++ }
++
++ case GL_INT_VEC3: {
++ const GLint *data = QGraphicsUtils::valueArrayFromVariant<GLint>(v, description.m_size, 3);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 3);
++ break;
++ }
++
++ case GL_INT_VEC4: {
++ const GLint *data = QGraphicsUtils::valueArrayFromVariant<GLint>(v, description.m_size, 4);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 4);
++ break;
++ }
++
++ case GL_UNSIGNED_INT: {
++ const GLuint *data = QGraphicsUtils::valueArrayFromVariant<GLuint>(v, description.m_size, 1);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 1);
++ break;
++ }
++
++ case GL_UNSIGNED_INT_VEC2: {
++ const GLuint *data = QGraphicsUtils::valueArrayFromVariant<GLuint>(v, description.m_size, 2);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 2);
++ break;
++ }
++
++ case GL_UNSIGNED_INT_VEC3: {
++ const GLuint *data = QGraphicsUtils::valueArrayFromVariant<GLuint>(v, description.m_size, 3);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 3);
++ break;
++ }
++
++ case GL_UNSIGNED_INT_VEC4: {
++ const GLuint *data = QGraphicsUtils::valueArrayFromVariant<GLuint>(v, description.m_size, 4);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 4);
++ break;
++ }
++
++ case GL_BOOL: {
++ const GLboolean *data = QGraphicsUtils::valueArrayFromVariant<GLboolean>(v, description.m_size, 1);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 1);
++ break;
++ }
++
++ case GL_BOOL_VEC2: {
++ const GLboolean *data = QGraphicsUtils::valueArrayFromVariant<GLboolean>(v, description.m_size, 2);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 2);
++ break;
++ }
++
++ case GL_BOOL_VEC3: {
++ const GLboolean *data = QGraphicsUtils::valueArrayFromVariant<GLboolean>(v, description.m_size, 3);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 3);
++ break;
++ }
++
++ case GL_BOOL_VEC4: {
++ const GLboolean *data = QGraphicsUtils::valueArrayFromVariant<GLboolean>(v, description.m_size, 4);
++ QGraphicsUtils::fillDataArray(bufferData, data, description, 4);
++ break;
++ }
++
++ case GL_SAMPLER_1D:
++ case GL_SAMPLER_2D:
++ case GL_SAMPLER_3D:
++ case GL_SAMPLER_CUBE:
++ case GL_SAMPLER_BUFFER:
++ case GL_SAMPLER_2D_RECT:
++ case GL_INT_SAMPLER_1D:
++ case GL_INT_SAMPLER_2D:
++ case GL_INT_SAMPLER_3D:
++ case GL_INT_SAMPLER_CUBE:
++ case GL_INT_SAMPLER_CUBE_MAP_ARRAY:
++ case GL_INT_SAMPLER_BUFFER:
++ case GL_INT_SAMPLER_2D_RECT:
++ case GL_UNSIGNED_INT_SAMPLER_1D:
++ case GL_UNSIGNED_INT_SAMPLER_2D:
++ case GL_UNSIGNED_INT_SAMPLER_3D:
++ case GL_UNSIGNED_INT_SAMPLER_CUBE:
++ case GL_UNSIGNED_INT_SAMPLER_CUBE_MAP_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_BUFFER:
++ case GL_UNSIGNED_INT_SAMPLER_2D_RECT:
++ case GL_SAMPLER_1D_SHADOW:
++ case GL_SAMPLER_2D_SHADOW:
++ case GL_SAMPLER_CUBE_SHADOW:
++ case GL_SAMPLER_CUBE_MAP_ARRAY:
++ case GL_SAMPLER_CUBE_MAP_ARRAY_SHADOW:
++ case GL_SAMPLER_1D_ARRAY:
++ case GL_SAMPLER_2D_ARRAY:
++ case GL_INT_SAMPLER_1D_ARRAY:
++ case GL_INT_SAMPLER_2D_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_1D_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_2D_ARRAY:
++ case GL_SAMPLER_1D_ARRAY_SHADOW:
++ case GL_SAMPLER_2D_ARRAY_SHADOW:
++ case GL_SAMPLER_2D_RECT_SHADOW:
++ case GL_SAMPLER_2D_MULTISAMPLE:
++ case GL_INT_SAMPLER_2D_MULTISAMPLE:
++ case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE:
++ case GL_SAMPLER_2D_MULTISAMPLE_ARRAY:
++ case GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
++ case GL_IMAGE_1D:
++ case GL_IMAGE_2D:
++ case GL_IMAGE_3D:
++ case GL_IMAGE_2D_RECT:
++ case GL_IMAGE_CUBE:
++ case GL_IMAGE_BUFFER:
++ case GL_IMAGE_1D_ARRAY:
++ case GL_IMAGE_2D_ARRAY:
++ case GL_IMAGE_CUBE_MAP_ARRAY:
++ case GL_IMAGE_2D_MULTISAMPLE:
++ case GL_IMAGE_2D_MULTISAMPLE_ARRAY:
++ case GL_INT_IMAGE_1D:
++ case GL_INT_IMAGE_2D:
++ case GL_INT_IMAGE_3D:
++ case GL_INT_IMAGE_2D_RECT:
++ case GL_INT_IMAGE_CUBE:
++ case GL_INT_IMAGE_BUFFER:
++ case GL_INT_IMAGE_1D_ARRAY:
++ case GL_INT_IMAGE_2D_ARRAY:
++ case GL_INT_IMAGE_CUBE_MAP_ARRAY:
++ case GL_INT_IMAGE_2D_MULTISAMPLE:
++ case GL_INT_IMAGE_2D_MULTISAMPLE_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_1D:
++ case GL_UNSIGNED_INT_IMAGE_2D:
++ case GL_UNSIGNED_INT_IMAGE_3D:
++ case GL_UNSIGNED_INT_IMAGE_2D_RECT:
++ case GL_UNSIGNED_INT_IMAGE_CUBE:
++ case GL_UNSIGNED_INT_IMAGE_BUFFER:
++ case GL_UNSIGNED_INT_IMAGE_1D_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_2D_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE:
++ case GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY: {
++ Q_ASSERT(description.m_size == 1);
++ int value = v.toInt();
++ QGraphicsUtils::fillDataArray<GLint>(bufferData, &value, description, 1);
++ break;
++ }
++
++ default:
++ qWarning() << Q_FUNC_INFO << "unsupported uniform type:" << description.m_type << "for " << description.m_name;
++ break;
++ }
++ }
++
++ uint GraphicsHelperGL4::uniformByteSize(const ShaderUniform &description)
++ {
++ uint rawByteSize = 0;
++ int arrayStride = qMax(description.m_arrayStride, 0);
++ int matrixStride = qMax(description.m_matrixStride, 0);
++
++ switch (description.m_type) {
++
++ case GL_FLOAT_VEC2:
++ case GL_INT_VEC2:
++ case GL_UNSIGNED_INT_VEC2:
++ rawByteSize = 8;
++ break;
++
++ case GL_FLOAT_VEC3:
++ case GL_INT_VEC3:
++ case GL_UNSIGNED_INT_VEC3:
++ rawByteSize = 12;
++ break;
++
++ case GL_FLOAT_VEC4:
++ case GL_INT_VEC4:
++ case GL_UNSIGNED_INT_VEC4:
++ rawByteSize = 16;
++ break;
++
++ case GL_FLOAT_MAT2:
++ rawByteSize = matrixStride ? 2 * matrixStride : 16;
++ break;
++
++ case GL_FLOAT_MAT2x4:
++ rawByteSize = matrixStride ? 2 * matrixStride : 32;
++ break;
++
++ case GL_FLOAT_MAT4x2:
++ rawByteSize = matrixStride ? 4 * matrixStride : 32;
++ break;
++
++ case GL_FLOAT_MAT3:
++ rawByteSize = matrixStride ? 3 * matrixStride : 36;
++ break;
++
++ case GL_FLOAT_MAT2x3:
++ rawByteSize = matrixStride ? 2 * matrixStride : 24;
++ break;
++
++ case GL_FLOAT_MAT3x2:
++ rawByteSize = matrixStride ? 3 * matrixStride : 24;
++ break;
++
++ case GL_FLOAT_MAT4:
++ rawByteSize = matrixStride ? 4 * matrixStride : 64;
++ break;
++
++ case GL_FLOAT_MAT4x3:
++ rawByteSize = matrixStride ? 4 * matrixStride : 48;
++ break;
++
++ case GL_FLOAT_MAT3x4:
++ rawByteSize = matrixStride ? 3 * matrixStride : 48;
++ break;
++
++ case GL_BOOL:
++ rawByteSize = 1;
++ break;
++
++ case GL_BOOL_VEC2:
++ rawByteSize = 2;
++ break;
++
++ case GL_BOOL_VEC3:
++ rawByteSize = 3;
++ break;
++
++ case GL_BOOL_VEC4:
++ rawByteSize = 4;
++ break;
++
++ case GL_INT:
++ case GL_FLOAT:
++ case GL_UNSIGNED_INT:
++ case GL_SAMPLER_1D:
++ case GL_SAMPLER_2D:
++ case GL_SAMPLER_3D:
++ case GL_SAMPLER_CUBE:
++ case GL_SAMPLER_BUFFER:
++ case GL_SAMPLER_2D_RECT:
++ case GL_INT_SAMPLER_1D:
++ case GL_INT_SAMPLER_2D:
++ case GL_INT_SAMPLER_3D:
++ case GL_INT_SAMPLER_CUBE:
++ case GL_INT_SAMPLER_BUFFER:
++ case GL_INT_SAMPLER_2D_RECT:
++ case GL_UNSIGNED_INT_SAMPLER_1D:
++ case GL_UNSIGNED_INT_SAMPLER_2D:
++ case GL_UNSIGNED_INT_SAMPLER_3D:
++ case GL_UNSIGNED_INT_SAMPLER_CUBE:
++ case GL_UNSIGNED_INT_SAMPLER_BUFFER:
++ case GL_UNSIGNED_INT_SAMPLER_2D_RECT:
++ case GL_SAMPLER_1D_SHADOW:
++ case GL_SAMPLER_2D_SHADOW:
++ case GL_SAMPLER_CUBE_SHADOW:
++ case GL_SAMPLER_CUBE_MAP_ARRAY:
++ case GL_SAMPLER_CUBE_MAP_ARRAY_SHADOW:
++ case GL_INT_SAMPLER_CUBE_MAP_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_CUBE_MAP_ARRAY:
++ case GL_SAMPLER_1D_ARRAY:
++ case GL_SAMPLER_2D_ARRAY:
++ case GL_INT_SAMPLER_1D_ARRAY:
++ case GL_INT_SAMPLER_2D_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_1D_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_2D_ARRAY:
++ case GL_SAMPLER_1D_ARRAY_SHADOW:
++ case GL_SAMPLER_2D_ARRAY_SHADOW:
++ case GL_SAMPLER_2D_RECT_SHADOW:
++ case GL_SAMPLER_2D_MULTISAMPLE:
++ case GL_INT_SAMPLER_2D_MULTISAMPLE:
++ case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE:
++ case GL_SAMPLER_2D_MULTISAMPLE_ARRAY:
++ case GL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
++ case GL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
++ case GL_IMAGE_1D:
++ case GL_IMAGE_2D:
++ case GL_IMAGE_3D:
++ case GL_IMAGE_2D_RECT:
++ case GL_IMAGE_CUBE:
++ case GL_IMAGE_BUFFER:
++ case GL_IMAGE_1D_ARRAY:
++ case GL_IMAGE_2D_ARRAY:
++ case GL_IMAGE_CUBE_MAP_ARRAY:
++ case GL_IMAGE_2D_MULTISAMPLE:
++ case GL_IMAGE_2D_MULTISAMPLE_ARRAY:
++ case GL_INT_IMAGE_1D:
++ case GL_INT_IMAGE_2D:
++ case GL_INT_IMAGE_3D:
++ case GL_INT_IMAGE_2D_RECT:
++ case GL_INT_IMAGE_CUBE:
++ case GL_INT_IMAGE_BUFFER:
++ case GL_INT_IMAGE_1D_ARRAY:
++ case GL_INT_IMAGE_2D_ARRAY:
++ case GL_INT_IMAGE_CUBE_MAP_ARRAY:
++ case GL_INT_IMAGE_2D_MULTISAMPLE:
++ case GL_INT_IMAGE_2D_MULTISAMPLE_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_1D:
++ case GL_UNSIGNED_INT_IMAGE_2D:
++ case GL_UNSIGNED_INT_IMAGE_3D:
++ case GL_UNSIGNED_INT_IMAGE_2D_RECT:
++ case GL_UNSIGNED_INT_IMAGE_CUBE:
++ case GL_UNSIGNED_INT_IMAGE_BUFFER:
++ case GL_UNSIGNED_INT_IMAGE_1D_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_2D_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY:
++ case GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE:
++ case GL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY:
++ rawByteSize = 4;
++ break;
++
++ default: {
++ qWarning() << Q_FUNC_INFO << "unable to deduce rawByteSize for uniform type:" << description.m_type << "for uniform" << description.m_name;
++ break;
++ }
++
++ }
++
++ return arrayStride ? rawByteSize * arrayStride : rawByteSize;
++ }
++
++ void GraphicsHelperGL4::enableClipPlane(int clipPlane)
++ {
++ m_funcs->glEnable(GL_CLIP_DISTANCE0 + clipPlane);
++ }
++
++ void GraphicsHelperGL4::disableClipPlane(int clipPlane)
++ {
++ m_funcs->glDisable(GL_CLIP_DISTANCE0 + clipPlane);
++ }
++
++ void GraphicsHelperGL4::setClipPlane(int, const QVector3D &, float)
++ {
++ // deprecated
++ }
++
++ GLint GraphicsHelperGL4::maxClipPlaneCount()
++ {
++ GLint max = 0;
++ m_funcs->glGetIntegerv(GL_MAX_CLIP_DISTANCES, &max);
++ return max;
++ }
++
++ void GraphicsHelperGL4::memoryBarrier(QMemoryBarrier::Operations barriers)
++ {
++ m_funcs->glMemoryBarrier(memoryBarrierGL4Bitfield(barriers));
++ }
++
++ void GraphicsHelperGL4::enablePrimitiveRestart(int primitiveRestartIndex)
++ {
++ m_funcs->glPrimitiveRestartIndex(primitiveRestartIndex);
++ m_funcs->glEnable(GL_PRIMITIVE_RESTART);
++ }
++
++ void GraphicsHelperGL4::enableVertexAttributeArray(int location)
++ {
++ m_funcs->glEnableVertexAttribArray(location);
++ }
++
++ void GraphicsHelperGL4::disablePrimitiveRestart()
++ {
++ m_funcs->glDisable(GL_PRIMITIVE_RESTART);
++ }
++
++ void GraphicsHelperGL4::clearBufferf(GLint drawbuffer, const QVector4D &values)
++ {
++ GLfloat vec[4] = {values[0], values[1], values[2], values[3]};
++ m_funcs->glClearBufferfv(GL_COLOR, drawbuffer, vec);
++ }
++
++ void GraphicsHelperGL4::pointSize(bool programmable, GLfloat value)
++ {
++ if (programmable) {
++ m_funcs->glEnable(GL_PROGRAM_POINT_SIZE);
++ } else {
++ m_funcs->glDisable(GL_PROGRAM_POINT_SIZE);
++ m_funcs->glPointSize(value);
++ }
++ }
++
++ void GraphicsHelperGL4::enablei(GLenum cap, GLuint index)
++ {
++ m_funcs->glEnablei(cap, index);
++ }
++
++ void GraphicsHelperGL4::disablei(GLenum cap, GLuint index)
++ {
++ m_funcs->glDisablei(cap, index);
++ }
++
++ void GraphicsHelperGL4::setSeamlessCubemap(bool enable)
++ {
++ if (enable)
++ m_funcs->glEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
++ else
++ m_funcs->glDisable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
++ }
++
++ QSize GraphicsHelperGL4::getRenderBufferDimensions(GLuint renderBufferId)
++ {
++ GLint width = 0;
++ GLint height = 0;
++
++ m_funcs->glBindRenderbuffer(GL_RENDERBUFFER, renderBufferId);
++ m_funcs->glGetRenderbufferParameteriv(GL_RENDERBUFFER, GL_RENDERBUFFER_WIDTH, &width);
++ m_funcs->glGetRenderbufferParameteriv(GL_RENDERBUFFER, GL_RENDERBUFFER_HEIGHT, &height);
++ m_funcs->glBindRenderbuffer(GL_RENDERBUFFER, 0);
++
++ return QSize(width, height);
++ }
++
++ QSize GraphicsHelperGL4::getTextureDimensions(GLuint textureId, GLenum target, uint level)
++ {
++ GLint width = 0;
++ GLint height = 0;
++
++ m_funcs->glBindTexture(target, textureId);
++ m_funcs->glGetTexLevelParameteriv(target, level, GL_TEXTURE_WIDTH, &width);
++ m_funcs->glGetTexLevelParameteriv(target, level, GL_TEXTURE_HEIGHT, &height);
++ m_funcs->glBindTexture(target, 0);
++
++ return QSize(width, height);
++ }
++
++ void GraphicsHelperGL4::dispatchCompute(GLuint wx, GLuint wy, GLuint wz)
++ {
++ m_funcs->glDispatchCompute(wx, wy, wz);
++ }
++
++ char *GraphicsHelperGL4::mapBuffer(GLenum target, GLsizeiptr size)
++ {
++ return static_cast<char*>(m_funcs->glMapBufferRange(target, 0, size, GL_MAP_READ_BIT | GL_MAP_WRITE_BIT));
++ }
++
++ GLboolean GraphicsHelperGL4::unmapBuffer(GLenum target)
++ {
++ return m_funcs->glUnmapBuffer(target);
++ }
++
++ void GraphicsHelperGL4::blitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, GLbitfield mask, GLenum filter)
++ {
++ m_funcs->glBlitFramebuffer(srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1, mask, filter);
++ }
++
++ } // namespace OpenGL
++ } // namespace Render
++ } // namespace Qt3DRender
++
++ QT_END_NAMESPACE
++
++ #endif // !QT_OPENGL_ES_2