diff options
Diffstat (limited to 'src/plugins/renderers/rhi/graphicshelpers/graphicshelpergl2.cpp')
| -rw-r--r-- | src/plugins/renderers/rhi/graphicshelpers/graphicshelpergl2.cpp | 937 |
1 files changed, 0 insertions, 937 deletions
diff --git a/src/plugins/renderers/rhi/graphicshelpers/graphicshelpergl2.cpp b/src/plugins/renderers/rhi/graphicshelpers/graphicshelpergl2.cpp deleted file mode 100644 index 6ee08d0df..000000000 --- a/src/plugins/renderers/rhi/graphicshelpers/graphicshelpergl2.cpp +++ /dev/null @@ -1,937 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt3D module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "graphicshelpergl2_p.h" -#ifndef QT_OPENGL_ES_2 -#include <QOpenGLFunctions_2_0> -#include <private/attachmentpack_p.h> -#include <QtOpenGLExtensions/QOpenGLExtensions> -#include <qgraphicsutils_p.h> -#include <logging_p.h> - -QT_BEGIN_NAMESPACE - -namespace Qt3DRender { -namespace Render { -namespace Rhi { - -GraphicsHelperGL2::GraphicsHelperGL2() - : m_funcs(nullptr) - , m_fboFuncs(nullptr) -{ - -} - -void GraphicsHelperGL2::initializeHelper(QOpenGLContext *context, - QAbstractOpenGLFunctions *functions) -{ - Q_UNUSED(context); - m_funcs = static_cast<QOpenGLFunctions_2_0*>(functions); - const bool ok = m_funcs->initializeOpenGLFunctions(); - Q_ASSERT(ok); - Q_UNUSED(ok); - if (context->hasExtension(QByteArrayLiteral("GL_ARB_framebuffer_object"))) { - m_fboFuncs = new QOpenGLExtension_ARB_framebuffer_object(); - const bool extensionOk = m_fboFuncs->initializeOpenGLFunctions(); - Q_ASSERT(extensionOk); - Q_UNUSED(extensionOk); - } -} - -void GraphicsHelperGL2::drawElementsInstancedBaseVertexBaseInstance(GLenum primitiveType, - GLsizei primitiveCount, - GLint indexType, - void *indices, - GLsizei instances, - GLint baseVertex, - GLint baseInstance) -{ - if (baseInstance != 0) - qWarning() << "glDrawElementsInstancedBaseVertexBaseInstance is not supported with OpenGL ES 2"; - - if (baseVertex != 0) - qWarning() << "glDrawElementsInstancedBaseVertex is not supported with OpenGL ES 2"; - - for (GLint i = 0; i < instances; i++) - drawElements(primitiveType, - primitiveCount, - indexType, - indices); -} - -void GraphicsHelperGL2::drawArraysInstanced(GLenum primitiveType, - GLint first, - GLsizei count, - GLsizei instances) -{ - for (GLint i = 0; i < instances; i++) - drawArrays(primitiveType, - first, - count); -} - -void GraphicsHelperGL2::drawArraysInstancedBaseInstance(GLenum primitiveType, GLint first, GLsizei count, GLsizei instances, GLsizei baseInstance) -{ - if (baseInstance != 0) - qWarning() << "glDrawArraysInstancedBaseInstance is not supported with OpenGL 2"; - for (GLint i = 0; i < instances; i++) - drawArrays(primitiveType, - first, - count); -} - -void GraphicsHelperGL2::drawElements(GLenum primitiveType, - GLsizei primitiveCount, - GLint indexType, - void *indices, - GLint baseVertex) -{ - if (baseVertex != 0) - qWarning() << "glDrawElementsBaseVertex is not supported with OpenGL 2"; - - m_funcs->glDrawElements(primitiveType, - primitiveCount, - indexType, - indices); -} - -void GraphicsHelperGL2::drawArrays(GLenum primitiveType, - GLint first, - GLsizei count) -{ - m_funcs->glDrawArrays(primitiveType, - first, - count); -} - -void GraphicsHelperGL2::drawElementsIndirect(GLenum, GLenum, void *) -{ - qWarning() << "Indirect Drawing is not supported with OpenGL 2"; -} - -void GraphicsHelperGL2::drawArraysIndirect(GLenum , void *) -{ - qWarning() << "Indirect Drawing is not supported with OpenGL 2"; -} - -void GraphicsHelperGL2::setVerticesPerPatch(GLint verticesPerPatch) -{ - Q_UNUSED(verticesPerPatch); - qWarning() << "Tessellation not supported with OpenGL 2"; -} - -void GraphicsHelperGL2::useProgram(GLuint programId) -{ - m_funcs->glUseProgram(programId); -} - -QVector<ShaderUniform> GraphicsHelperGL2::programUniformsAndLocations(GLuint programId) -{ - QVector<ShaderUniform> uniforms; - - GLint nbrActiveUniforms = 0; - m_funcs->glGetProgramiv(programId, GL_ACTIVE_UNIFORMS, &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]")); - uniform.m_rawByteSize = uniformByteSize(uniform); - uniforms.append(uniform); - } - return uniforms; -} - -QVector<ShaderAttribute> GraphicsHelperGL2::programAttributesAndLocations(GLuint programId) -{ - QVector<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.append(attribute); - } - return attributes; -} - -QVector<ShaderUniformBlock> GraphicsHelperGL2::programUniformBlocks(GLuint programId) -{ - Q_UNUSED(programId); - QVector<ShaderUniformBlock> blocks; - qWarning() << "UBO are not supported by OpenGL 2.0 (since OpenGL 3.1)"; - return blocks; -} - -QVector<ShaderStorageBlock> GraphicsHelperGL2::programShaderStorageBlocks(GLuint programId) -{ - Q_UNUSED(programId); - qWarning() << "SSBO are not supported by OpenGL 2.0 (since OpenGL 4.3)"; - return QVector<ShaderStorageBlock>(); -} - -void GraphicsHelperGL2::vertexAttribDivisor(GLuint index, - GLuint divisor) -{ - Q_UNUSED(index); - Q_UNUSED(divisor); -} - -void GraphicsHelperGL2::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; - - default: - qCWarning(Rendering) << "vertexAttribPointer: Unhandled type"; - Q_UNREACHABLE(); - } -} - -void GraphicsHelperGL2::readBuffer(GLenum mode) -{ - m_funcs->glReadBuffer(mode); -} - -void GraphicsHelperGL2::drawBuffer(GLenum mode) -{ - m_funcs->glDrawBuffer(mode); -} - -void *GraphicsHelperGL2::fenceSync() -{ - qWarning() << "Fences are not supported by OpenGL 2.0 (since OpenGL 3.2)"; - return nullptr; -} - -void GraphicsHelperGL2::clientWaitSync(void *, GLuint64 ) -{ - qWarning() << "Fences are not supported by OpenGL 2.0 (since OpenGL 3.2)"; -} - -void GraphicsHelperGL2::waitSync(void *) -{ - qWarning() << "Fences are not supported by OpenGL 2.0 (since OpenGL 3.2)"; -} - -bool GraphicsHelperGL2::wasSyncSignaled(void *) -{ - qWarning() << "Fences are not supported by OpenGL 2.0 (since OpenGL 3.2)"; - return false; -} - -void GraphicsHelperGL2::deleteSync(void *) -{ - qWarning() << "Fences are not supported by OpenGL 2.0 (since OpenGL 3.2)"; -} - -void GraphicsHelperGL2::rasterMode(GLenum faceMode, GLenum rasterMode) -{ - m_funcs->glPolygonMode(faceMode, rasterMode); -} - -void GraphicsHelperGL2::blendEquation(GLenum mode) -{ - m_funcs->glBlendEquation(mode); -} - -void GraphicsHelperGL2::blendFunci(GLuint buf, GLenum sfactor, GLenum dfactor) -{ - Q_UNUSED(buf); - Q_UNUSED(sfactor); - Q_UNUSED(dfactor); - - qWarning() << "glBlendFunci() not supported by OpenGL 2.0 (since OpenGL 4.0)"; -} - -void GraphicsHelperGL2::blendFuncSeparatei(GLuint buf, GLenum sRGB, GLenum dRGB, GLenum sAlpha, GLenum dAlpha) -{ - Q_UNUSED(buf); - Q_UNUSED(sRGB); - Q_UNUSED(dRGB); - Q_UNUSED(sAlpha); - Q_UNUSED(dAlpha); - - qWarning() << "glBlendFuncSeparatei() not supported by OpenGL 2.0 (since OpenGL 4.0)"; -} - -void GraphicsHelperGL2::alphaTest(GLenum mode1, GLenum mode2) -{ - m_funcs->glEnable(GL_ALPHA_TEST); - m_funcs->glAlphaFunc(mode1, mode2); -} - -void GraphicsHelperGL2::depthTest(GLenum mode) -{ - m_funcs->glEnable(GL_DEPTH_TEST); - m_funcs->glDepthFunc(mode); -} - -void GraphicsHelperGL2::depthMask(GLenum mode) -{ - m_funcs->glDepthMask(mode); -} - -void GraphicsHelperGL2::depthRange(GLdouble nearValue, GLdouble farValue) -{ - m_funcs->glDepthRange(nearValue, farValue); -} - -void GraphicsHelperGL2::frontFace(GLenum mode) -{ - m_funcs->glFrontFace(mode); -} - -void GraphicsHelperGL2::setMSAAEnabled(bool enabled) -{ - enabled ? m_funcs->glEnable(GL_MULTISAMPLE) - : m_funcs->glDisable(GL_MULTISAMPLE); -} - -void GraphicsHelperGL2::setAlphaCoverageEnabled(bool enabled) -{ - enabled ? m_funcs->glEnable(GL_SAMPLE_ALPHA_TO_COVERAGE) - : m_funcs->glDisable(GL_SAMPLE_ALPHA_TO_COVERAGE); -} - -GLuint GraphicsHelperGL2::createFrameBufferObject() -{ - if (m_fboFuncs != nullptr) { - GLuint id; - m_fboFuncs->glGenFramebuffers(1, &id); - return id; - } - qWarning() << "FBO not supported by your OpenGL hardware"; - return 0; -} - -void GraphicsHelperGL2::releaseFrameBufferObject(GLuint frameBufferId) -{ - if (m_fboFuncs != nullptr) - m_fboFuncs->glDeleteFramebuffers(1, &frameBufferId); - else - qWarning() << "FBO not supported by your OpenGL hardware"; -} - -bool GraphicsHelperGL2::checkFrameBufferComplete() -{ - if (m_fboFuncs != nullptr) - return (m_fboFuncs->glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE); - return false; -} - -bool GraphicsHelperGL2::frameBufferNeedsRenderBuffer(const Attachment &attachment) -{ - Q_UNUSED(attachment); - return false; -} - -void GraphicsHelperGL2::bindFrameBufferAttachment(QOpenGLTexture *texture, const Attachment &attachment) -{ - if (m_fboFuncs != nullptr) { - 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; - else - qCritical() << "DepthStencil Attachment not supported on OpenGL 2.0"; - - const QOpenGLTexture::Target target = texture->target(); - - if (target == QOpenGLTexture::TargetCubeMap && attachment.m_face == QAbstractTexture::AllFaces) { - qWarning() << "OpenGL 2.0 doesn't handle attaching all the faces of a cube map texture at once to an FBO"; - return; - } - - texture->bind(); - if (target == QOpenGLTexture::Target3D) - m_fboFuncs->glFramebufferTexture3D(GL_DRAW_FRAMEBUFFER, attr, target, texture->textureId(), attachment.m_mipLevel, attachment.m_layer); - else if (target == QOpenGLTexture::TargetCubeMap) - m_fboFuncs->glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, attr, attachment.m_face, texture->textureId(), attachment.m_mipLevel); - else if (target == QOpenGLTexture::Target1D) - m_fboFuncs->glFramebufferTexture1D(GL_DRAW_FRAMEBUFFER, attr, target, texture->textureId(), attachment.m_mipLevel); - else if (target == QOpenGLTexture::Target2D || target == QOpenGLTexture::TargetRectangle) - m_fboFuncs->glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, attr, target, texture->textureId(), attachment.m_mipLevel); - else - qCritical() << "Texture format not supported for Attachment on OpenGL 2.0"; - texture->release(); - } -} - -void GraphicsHelperGL2::bindFrameBufferAttachment(RenderBuffer *renderBuffer, const Attachment &attachment) -{ - Q_UNUSED(renderBuffer); - Q_UNUSED(attachment); - Q_UNREACHABLE(); -} - -bool GraphicsHelperGL2::supportsFeature(GraphicsHelperInterface::Feature feature) const -{ - switch (feature) { - case MRT: - return (m_fboFuncs != nullptr); - case TextureDimensionRetrieval: - case MapBuffer: - return true; - default: - return false; - } -} - -void GraphicsHelperGL2::drawBuffers(GLsizei n, const int *bufs) -{ - QVarLengthArray<GLenum, 16> drawBufs(n); - - for (int i = 0; i < n; i++) - drawBufs[i] = GL_COLOR_ATTACHMENT0 + bufs[i]; - m_funcs->glDrawBuffers(n, drawBufs.constData()); -} - -void GraphicsHelperGL2::bindFragDataLocation(GLuint, const QHash<QString, int> &) -{ - qCritical() << "bindFragDataLocation is not supported by GL 2.0"; -} - -void GraphicsHelperGL2::bindFrameBufferObject(GLuint frameBufferId, FBOBindMode mode) -{ - if (m_fboFuncs != nullptr) { - switch (mode) { - case FBODraw: - m_fboFuncs->glBindFramebuffer(GL_DRAW_FRAMEBUFFER, frameBufferId); - return; - case FBORead: - m_fboFuncs->glBindFramebuffer(GL_READ_FRAMEBUFFER, frameBufferId); - return; - case FBOReadAndDraw: - default: - m_fboFuncs->glBindFramebuffer(GL_FRAMEBUFFER, frameBufferId); - return; - } - } else { - qWarning() << "FBO not supported by your OpenGL hardware"; - } -} - -void GraphicsHelperGL2::bindImageTexture(GLuint imageUnit, GLuint texture, - GLint mipLevel, GLboolean layered, - GLint layer, GLenum access, GLenum format) -{ - Q_UNUSED(imageUnit) - Q_UNUSED(texture) - Q_UNUSED(mipLevel) - Q_UNUSED(layered) - Q_UNUSED(layer) - Q_UNUSED(access) - Q_UNUSED(format) - qWarning() << "Shader Images are not supported by OpenGL 2.0 (since OpenGL 4.2)"; - -} - -GLuint GraphicsHelperGL2::boundFrameBufferObject() -{ - GLint id = 0; - m_funcs->glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &id); - return id; -} - -void GraphicsHelperGL2::bindUniformBlock(GLuint programId, GLuint uniformBlockIndex, GLuint uniformBlockBinding) -{ - Q_UNUSED(programId); - Q_UNUSED(uniformBlockIndex); - Q_UNUSED(uniformBlockBinding); - qWarning() << "UBO are not supported by OpenGL 2.0 (since OpenGL 3.1)"; -} - -void GraphicsHelperGL2::bindShaderStorageBlock(GLuint programId, GLuint shaderStorageBlockIndex, GLuint shaderStorageBlockBinding) -{ - Q_UNUSED(programId); - Q_UNUSED(shaderStorageBlockIndex); - Q_UNUSED(shaderStorageBlockBinding); - qWarning() << "SSBO are not supported by OpenGL 2.0 (since OpenGL 4.3)"; -} - -void GraphicsHelperGL2::bindBufferBase(GLenum target, GLuint index, GLuint buffer) -{ - Q_UNUSED(target); - Q_UNUSED(index); - Q_UNUSED(buffer); - qWarning() << "bindBufferBase is not supported by OpenGL 2.0 (since OpenGL 3.0)"; -} - -void GraphicsHelperGL2::buildUniformBuffer(const QVariant &v, const ShaderUniform &description, QByteArray &buffer) -{ - Q_UNUSED(v); - Q_UNUSED(description); - Q_UNUSED(buffer); - qWarning() << "UBO are not supported by OpenGL 2.0 (since OpenGL 3.1)"; -} - -uint GraphicsHelperGL2::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: - rawByteSize = 8; - break; - - case GL_FLOAT_VEC3: - case GL_INT_VEC3: - rawByteSize = 12; - break; - - case GL_FLOAT_VEC4: - case GL_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_SAMPLER_1D: - case GL_SAMPLER_1D_SHADOW: - case GL_SAMPLER_2D: - case GL_SAMPLER_2D_SHADOW: - case GL_SAMPLER_3D: - case GL_SAMPLER_CUBE: - rawByteSize = 4; - break; - - default: - Q_UNREACHABLE(); - } - - return arrayStride ? rawByteSize * arrayStride : rawByteSize; -} - -void GraphicsHelperGL2::enableClipPlane(int clipPlane) -{ - m_funcs->glEnable(GL_CLIP_DISTANCE0 + clipPlane); -} - -void GraphicsHelperGL2::disableClipPlane(int clipPlane) -{ - m_funcs->glDisable(GL_CLIP_DISTANCE0 + clipPlane); -} - -void GraphicsHelperGL2::setClipPlane(int clipPlane, const QVector3D &normal, float distance) -{ - double plane[4]; - plane[0] = normal.x(); - plane[1] = normal.y(); - plane[2] = normal.z(); - plane[3] = distance; - - m_funcs->glClipPlane(GL_CLIP_PLANE0 + clipPlane, plane); -} - -GLint GraphicsHelperGL2::maxClipPlaneCount() -{ - GLint max = 0; - m_funcs->glGetIntegerv(GL_MAX_CLIP_DISTANCES, &max); - return max; -} - -void GraphicsHelperGL2::memoryBarrier(QMemoryBarrier::Operations barriers) -{ - Q_UNUSED(barriers); - qWarning() << "memory barrier is not supported by OpenGL 2.0 (since 4.3)"; -} - -void GraphicsHelperGL2::enablePrimitiveRestart(int) -{ -} - -void GraphicsHelperGL2::enableVertexAttributeArray(int location) -{ - m_funcs->glEnableVertexAttribArray(location); -} - -void GraphicsHelperGL2::disablePrimitiveRestart() -{ -} - -void GraphicsHelperGL2::clearBufferf(GLint drawbuffer, const QVector4D &values) -{ - Q_UNUSED(drawbuffer); - Q_UNUSED(values); - qWarning() << "glClearBuffer*() not supported by OpenGL 2.0"; -} - -void GraphicsHelperGL2::pointSize(bool programmable, GLfloat value) -{ - m_funcs->glEnable(GL_POINT_SPRITE); - if (programmable) - m_funcs->glEnable(GL_VERTEX_PROGRAM_POINT_SIZE); - else - m_funcs->glPointSize(value); -} - -void GraphicsHelperGL2::enablei(GLenum cap, GLuint index) -{ - Q_UNUSED(cap); - Q_UNUSED(index); - qWarning() << "glEnablei() not supported by OpenGL 2.0 (since 3.0)"; -} - -void GraphicsHelperGL2::disablei(GLenum cap, GLuint index) -{ - Q_UNUSED(cap); - Q_UNUSED(index); - qWarning() << "glDisablei() not supported by OpenGL 2.0 (since 3.0)"; -} - -void GraphicsHelperGL2::setSeamlessCubemap(bool enable) -{ - Q_UNUSED(enable); - qWarning() << "GL_TEXTURE_CUBE_MAP_SEAMLESS not supported by OpenGL 2.0 (since 3.2)"; -} - -QSize GraphicsHelperGL2::getRenderBufferDimensions(GLuint renderBufferId) -{ - Q_UNUSED(renderBufferId); - qCritical() << "RenderBuffer dimensions retrival not supported on OpenGL 2.0"; - return QSize(0,0); -} - -QSize GraphicsHelperGL2::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 GraphicsHelperGL2::dispatchCompute(GLuint wx, GLuint wy, GLuint wz) -{ - Q_UNUSED(wx); - Q_UNUSED(wy); - Q_UNUSED(wz); - qWarning() << "Compute Shaders are not supported by OpenGL 2.0 (since OpenGL 4.3)"; -} - -char *GraphicsHelperGL2::mapBuffer(GLenum target, GLsizeiptr size) -{ - Q_UNUSED(size); - return static_cast<char*>(m_funcs->glMapBuffer(target, GL_READ_WRITE)); -} - -GLboolean GraphicsHelperGL2::unmapBuffer(GLenum target) -{ - return m_funcs->glUnmapBuffer(target); -} - -void GraphicsHelperGL2::glUniform1fv(GLint location, GLsizei count, const GLfloat *values) -{ - m_funcs->glUniform1fv(location, count, values); -} - -void GraphicsHelperGL2::glUniform2fv(GLint location, GLsizei count, const GLfloat *values) -{ - m_funcs->glUniform2fv(location, count, values); -} - -void GraphicsHelperGL2::glUniform3fv(GLint location, GLsizei count, const GLfloat *values) -{ - m_funcs->glUniform3fv(location, count, values); -} - -void GraphicsHelperGL2::glUniform4fv(GLint location, GLsizei count, const GLfloat *values) -{ - m_funcs->glUniform4fv(location, count, values); -} - -void GraphicsHelperGL2::glUniform1iv(GLint location, GLsizei count, const GLint *values) -{ - m_funcs->glUniform1iv(location, count, values); -} - -void GraphicsHelperGL2::glUniform2iv(GLint location, GLsizei count, const GLint *values) -{ - m_funcs->glUniform2iv(location, count, values); -} - -void GraphicsHelperGL2::glUniform3iv(GLint location, GLsizei count, const GLint *values) -{ - m_funcs->glUniform3iv(location, count, values); -} - -void GraphicsHelperGL2::glUniform4iv(GLint location, GLsizei count, const GLint *values) -{ - m_funcs->glUniform4iv(location, count, values); -} - -void GraphicsHelperGL2::glUniform1uiv(GLint , GLsizei , const GLuint *) -{ - qWarning() << "glUniform1uiv not supported by GL 2"; -} - -void GraphicsHelperGL2::glUniform2uiv(GLint , GLsizei , const GLuint *) -{ - qWarning() << "glUniform2uiv not supported by GL 2"; -} - -void GraphicsHelperGL2::glUniform3uiv(GLint , GLsizei , const GLuint *) -{ - qWarning() << "glUniform3uiv not supported by GL 2"; -} - -void GraphicsHelperGL2::glUniform4uiv(GLint , GLsizei , const GLuint *) -{ - qWarning() << "glUniform4uiv not supported by GL 2"; -} - -void GraphicsHelperGL2::glUniformMatrix2fv(GLint location, GLsizei count, const GLfloat *values) -{ - m_funcs->glUniformMatrix2fv(location, count, false, values); -} - -void GraphicsHelperGL2::glUniformMatrix3fv(GLint location, GLsizei count, const GLfloat *values) -{ - m_funcs->glUniformMatrix3fv(location, count, false, values); -} - -void GraphicsHelperGL2::glUniformMatrix4fv(GLint location, GLsizei count, const GLfloat *values) -{ - m_funcs->glUniformMatrix4fv(location, count, false, values); -} - -void GraphicsHelperGL2::glUniformMatrix2x3fv(GLint , GLsizei , const GLfloat *) -{ - qWarning() << "glUniformMatrix2x3fv not supported by GL 2"; -} - -void GraphicsHelperGL2::glUniformMatrix3x2fv(GLint , GLsizei , const GLfloat *) -{ - qWarning() << "glUniformMatrix3x2fv not supported by GL 2"; -} - -void GraphicsHelperGL2::glUniformMatrix2x4fv(GLint , GLsizei , const GLfloat *) -{ - qWarning() << "glUniformMatrix2x4fv not supported by GL 2"; -} - -void GraphicsHelperGL2::glUniformMatrix4x2fv(GLint , GLsizei , const GLfloat *) -{ - qWarning() << "glUniformMatrix4x2fv not supported by GL 2"; -} - -void GraphicsHelperGL2::glUniformMatrix3x4fv(GLint , GLsizei , const GLfloat *) -{ - qWarning() << "glUniformMatrix3x4fv not supported by GL 2"; -} - -void GraphicsHelperGL2::glUniformMatrix4x3fv(GLint , GLsizei , const GLfloat *) -{ - qWarning() << "glUniformMatrix4x3fv not supported by GL 2"; -} - -UniformType GraphicsHelperGL2::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_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_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_SHADOW: - case GL_SAMPLER_2D: - case GL_SAMPLER_2D_SHADOW: - case GL_SAMPLER_CUBE: - case GL_SAMPLER_3D: - return UniformType::Sampler; - - default: - Q_UNREACHABLE(); - return UniformType::Float; - } -} - -void GraphicsHelperGL2::blitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, GLbitfield mask, GLenum filter) -{ - Q_UNUSED(srcX0); - Q_UNUSED(srcX1); - Q_UNUSED(srcY0); - Q_UNUSED(srcY1); - Q_UNUSED(dstX0); - Q_UNUSED(dstX1); - Q_UNUSED(dstY0); - Q_UNUSED(dstY1); - Q_UNUSED(mask); - Q_UNUSED(filter); - qWarning() << "Framebuffer blits are not supported by ES 2.0 (since ES 3.1)"; -} - -} // namespace Rhi -} // namespace Render -} // namespace Qt3DRender - -QT_END_NAMESPACE - -#endif // !QT_OPENGL_ES_2 |