diff options
Diffstat (limited to 'src/gui/opengl/qopengltexturehelper.cpp')
| -rw-r--r-- | src/gui/opengl/qopengltexturehelper.cpp | 450 |
1 files changed, 425 insertions, 25 deletions
diff --git a/src/gui/opengl/qopengltexturehelper.cpp b/src/gui/opengl/qopengltexturehelper.cpp index 676c0802de..1f44a81276 100644 --- a/src/gui/opengl/qopengltexturehelper.cpp +++ b/src/gui/opengl/qopengltexturehelper.cpp @@ -42,14 +42,15 @@ #include "qopengltexturehelper_p.h" #include <QOpenGLContext> +#include <QOpenGLFunctions> QT_BEGIN_NAMESPACE QOpenGLTextureHelper::QOpenGLTextureHelper(QOpenGLContext *context) { // Resolve EXT_direct_state_access entry points if present -#if !defined(QT_OPENGL_ES_2) - if (context->hasExtension(QByteArrayLiteral("GL_EXT_direct_state_access"))) { + if (!QOpenGLFunctions::isES() + && context->hasExtension(QByteArrayLiteral("GL_EXT_direct_state_access"))) { TextureParameteriEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLenum , GLint )>(context->getProcAddress(QByteArrayLiteral("glTextureParameteriEXT"))); TextureParameterivEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLenum , const GLint *)>(context->getProcAddress(QByteArrayLiteral("glTextureParameterivEXT"))); TextureParameterfEXT = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLenum , GLfloat )>(context->getProcAddress(QByteArrayLiteral("glTextureParameterfEXT"))); @@ -97,7 +98,6 @@ QOpenGLTextureHelper::QOpenGLTextureHelper(QOpenGLContext *context) CompressedTextureImage2D = &QOpenGLTextureHelper::dsa_CompressedTextureImage2D; CompressedTextureImage3D = &QOpenGLTextureHelper::dsa_CompressedTextureImage3D; } else { -#endif // Use our own DSA emulation TextureParameteri = &QOpenGLTextureHelper::qt_TextureParameteri; TextureParameteriv = &QOpenGLTextureHelper::qt_TextureParameteriv; @@ -119,37 +119,28 @@ QOpenGLTextureHelper::QOpenGLTextureHelper(QOpenGLContext *context) CompressedTextureImage1D = &QOpenGLTextureHelper::qt_CompressedTextureImage1D; CompressedTextureImage2D = &QOpenGLTextureHelper::qt_CompressedTextureImage2D; CompressedTextureImage3D = &QOpenGLTextureHelper::qt_CompressedTextureImage3D; -#if defined(QT_OPENGL_ES_2) - if (context->hasExtension(QByteArrayLiteral("GL_OES_texture_3D"))) { - TexImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum, GLint, GLint, GLsizei, GLsizei, GLsizei, GLint, GLenum, GLenum, const GLvoid*)>(context->getProcAddress(QByteArrayLiteral("glTexImage3DOES"))); - TexSubImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLenum, const GLvoid*)>(context->getProcAddress(QByteArrayLiteral("glTexSubImage3DOES"))); - CompressedTexImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum, GLint, GLenum, GLsizei, GLsizei, GLsizei, GLint, GLsizei, const GLvoid*)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexImage3DOES"))); - CompressedTexSubImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLsizei, const GLvoid*)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexSubImage3DOES"))); - } -#endif - -#if !defined(QT_OPENGL_ES_2) } -#endif // Some DSA functions are part of NV_texture_multisample instead -#if !defined(QT_OPENGL_ES_2) - if (context->hasExtension(QByteArrayLiteral("GL_NV_texture_multisample"))) { + if (!QOpenGLFunctions::isES() + && context->hasExtension(QByteArrayLiteral("GL_NV_texture_multisample"))) { TextureImage3DMultisampleNV = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLsizei , GLint , GLsizei , GLsizei , GLsizei , GLboolean )>(context->getProcAddress(QByteArrayLiteral("glTextureImage3DMultisampleNV"))); TextureImage2DMultisampleNV = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLsizei , GLint , GLsizei , GLsizei , GLboolean )>(context->getProcAddress(QByteArrayLiteral("glTextureImage2DMultisampleNV"))); TextureImage3DMultisample = &QOpenGLTextureHelper::dsa_TextureImage3DMultisample; TextureImage2DMultisample = &QOpenGLTextureHelper::dsa_TextureImage2DMultisample; } else { -#endif TextureImage3DMultisample = &QOpenGLTextureHelper::qt_TextureImage3DMultisample; TextureImage2DMultisample = &QOpenGLTextureHelper::qt_TextureImage2DMultisample; -#if !defined(QT_OPENGL_ES_2) } -#endif + + // wglGetProcAddress should not be used to (and indeed will not) load OpenGL <= 1.1 functions. + // Hence, we resolve them "the hard way" #if defined(Q_OS_WIN) && !defined(QT_OPENGL_ES_2) - HMODULE handle = GetModuleHandleA("opengl32.dll"); + HMODULE handle = static_cast<HMODULE>(QOpenGLFunctions::platformGLHandle()); + if (!handle) + handle = GetModuleHandleA("opengl32.dll"); // OpenGL 1.0 GetIntegerv = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint *)>(GetProcAddress(handle, QByteArrayLiteral("glGetIntegerv"))); @@ -200,18 +191,27 @@ QOpenGLTextureHelper::QOpenGLTextureHelper(QOpenGLContext *context) TexSubImage1D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLint , GLsizei , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTexSubImage1D"))); #endif - // OpenGL 1.2 - TexImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLint , GLsizei , GLsizei , GLsizei , GLint , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTexImage3D"))); - TexSubImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLint , GLint , GLint , GLsizei , GLsizei , GLsizei , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTexSubImage3D"))); + if (QOpenGLFunctions::isES() && context->hasExtension(QByteArrayLiteral("GL_OES_texture_3D"))) { + TexImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum, GLint, GLint, GLsizei, GLsizei, GLsizei, GLint, GLenum, GLenum, const GLvoid*)>(context->getProcAddress(QByteArrayLiteral("glTexImage3DOES"))); + TexSubImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLenum, const GLvoid*)>(context->getProcAddress(QByteArrayLiteral("glTexSubImage3DOES"))); + CompressedTexImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum, GLint, GLenum, GLsizei, GLsizei, GLsizei, GLint, GLsizei, const GLvoid*)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexImage3DOES"))); + CompressedTexSubImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum, GLint, GLint, GLint, GLint, GLsizei, GLsizei, GLsizei, GLenum, GLsizei, const GLvoid*)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexSubImage3DOES"))); + } else { + // OpenGL 1.2 + TexImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLint , GLsizei , GLsizei , GLsizei , GLint , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTexImage3D"))); + TexSubImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLint , GLint , GLint , GLsizei , GLsizei , GLsizei , GLenum , GLenum , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glTexSubImage3D"))); + + // OpenGL 1.3 + CompressedTexImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLenum , GLsizei , GLsizei , GLsizei , GLint , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexImage3D"))); + CompressedTexSubImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLint , GLint , GLint , GLsizei , GLsizei , GLsizei , GLenum , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexSubImage3D"))); + } // OpenGL 1.3 GetCompressedTexImage = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glGetCompressedTexImage"))); CompressedTexSubImage1D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLint , GLsizei , GLenum , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexSubImage1D"))); CompressedTexSubImage2D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLint , GLint , GLsizei , GLsizei , GLenum , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexSubImage2D"))); - CompressedTexSubImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLint , GLint , GLint , GLsizei , GLsizei , GLsizei , GLenum , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexSubImage3D"))); CompressedTexImage1D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLenum , GLsizei , GLint , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexImage1D"))); CompressedTexImage2D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLenum , GLsizei , GLsizei , GLint , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexImage2D"))); - CompressedTexImage3D = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum , GLint , GLenum , GLsizei , GLsizei , GLsizei , GLint , GLsizei , const GLvoid *)>(context->getProcAddress(QByteArrayLiteral("glCompressedTexImage3D"))); ActiveTexture = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLenum )>(context->getProcAddress(QByteArrayLiteral("glActiveTexture"))); // OpenGL 3.0 @@ -233,4 +233,404 @@ QOpenGLTextureHelper::QOpenGLTextureHelper(QOpenGLContext *context) TextureView = reinterpret_cast<void (QOPENGLF_APIENTRYP)(GLuint , GLenum , GLuint , GLenum , GLuint , GLuint , GLuint , GLuint )>(context->getProcAddress(QByteArrayLiteral("glTextureView"))); } +void QOpenGLTextureHelper::dsa_TextureParameteri(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, GLint param) +{ + Q_UNUSED(bindingTarget); + TextureParameteriEXT(texture, target, pname, param); +} + +void QOpenGLTextureHelper::dsa_TextureParameteriv(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, const GLint *params) +{ + Q_UNUSED(bindingTarget); + TextureParameterivEXT(texture, target, pname, params); +} + +void QOpenGLTextureHelper::dsa_TextureParameterf(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, GLfloat param) +{ + Q_UNUSED(bindingTarget); + TextureParameterfEXT(texture, target, pname, param); +} + +void QOpenGLTextureHelper::dsa_TextureParameterfv(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, const GLfloat *params) +{ + Q_UNUSED(bindingTarget); + TextureParameterfvEXT(texture, target, pname, params); +} + +void QOpenGLTextureHelper::dsa_GenerateTextureMipmap(GLuint texture, GLenum target, GLenum bindingTarget) +{ + Q_UNUSED(bindingTarget); + GenerateTextureMipmapEXT(texture, target); +} + +void QOpenGLTextureHelper::dsa_TextureStorage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei levels, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth) +{ + Q_UNUSED(bindingTarget); + TextureStorage3DEXT(texture, target, levels, internalFormat, width, height, depth); +} + +void QOpenGLTextureHelper::dsa_TextureStorage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei levels, GLenum internalFormat, GLsizei width, GLsizei height) +{ + Q_UNUSED(bindingTarget); + TextureStorage2DEXT(texture, target, levels, internalFormat, width, height); +} + +void QOpenGLTextureHelper::dsa_TextureStorage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei levels, GLenum internalFormat, GLsizei width) +{ + Q_UNUSED(bindingTarget); + TextureStorage1DEXT(texture, target, levels, internalFormat, width); +} + +void QOpenGLTextureHelper::dsa_TextureStorage3DMultisample(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei samples, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLboolean fixedSampleLocations) +{ + Q_UNUSED(bindingTarget); + TextureStorage3DMultisampleEXT(texture, target, samples, internalFormat, width, height, depth, fixedSampleLocations); +} + +void QOpenGLTextureHelper::dsa_TextureStorage2DMultisample(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei samples, GLenum internalFormat, GLsizei width, GLsizei height, GLboolean fixedSampleLocations) +{ + Q_UNUSED(bindingTarget); + TextureStorage2DMultisampleEXT(texture, target, samples, internalFormat, width, height, fixedSampleLocations); +} + +void QOpenGLTextureHelper::dsa_TextureImage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid *pixels) +{ + Q_UNUSED(bindingTarget); + TextureImage3DEXT(texture, target, level, internalFormat, width, height, depth, border, format, type, pixels); +} + +void QOpenGLTextureHelper::dsa_TextureImage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels) +{ + Q_UNUSED(bindingTarget); + TextureImage2DEXT(texture, target, level, internalFormat, width, height, border, format, type, pixels); +} + +void QOpenGLTextureHelper::dsa_TextureImage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels) +{ + Q_UNUSED(bindingTarget); + TextureImage1DEXT(texture, target, level, internalFormat, width, border, format, type, pixels); +} + +void QOpenGLTextureHelper::dsa_TextureSubImage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const GLvoid *pixels) +{ + Q_UNUSED(bindingTarget); + TextureSubImage3DEXT(texture, target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, pixels); +} + +void QOpenGLTextureHelper::dsa_TextureSubImage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels) +{ + Q_UNUSED(bindingTarget); + TextureSubImage2DEXT(texture, target, level, xoffset, yoffset, width, height, format, type, pixels); +} + +void QOpenGLTextureHelper::dsa_TextureSubImage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels) +{ + Q_UNUSED(bindingTarget); + TextureSubImage1DEXT(texture, target, level, xoffset, width, format, type, pixels); +} + +void QOpenGLTextureHelper::dsa_TextureImage3DMultisample(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei samples, GLint internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLboolean fixedSampleLocations) +{ + Q_UNUSED(bindingTarget); + TextureImage3DMultisampleNV(texture, target, samples, internalFormat, width, height, depth, fixedSampleLocations); +} + +void QOpenGLTextureHelper::dsa_TextureImage2DMultisample(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei samples, GLint internalFormat, GLsizei width, GLsizei height, GLboolean fixedSampleLocations) +{ + Q_UNUSED(bindingTarget); + TextureImage2DMultisampleNV(texture, target, samples, internalFormat, width, height, fixedSampleLocations); +} + +void QOpenGLTextureHelper::dsa_CompressedTextureSubImage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const GLvoid *bits) +{ + Q_UNUSED(bindingTarget); + CompressedTextureSubImage1DEXT(texture, target, level, xoffset, width, format, imageSize, bits); +} + +void QOpenGLTextureHelper::dsa_CompressedTextureSubImage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const GLvoid *bits) +{ + Q_UNUSED(bindingTarget); + CompressedTextureSubImage2DEXT(texture, target, level, xoffset, yoffset, width, height, format, imageSize, bits); +} + +void QOpenGLTextureHelper::dsa_CompressedTextureSubImage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const GLvoid *bits) +{ + Q_UNUSED(bindingTarget); + CompressedTextureSubImage3DEXT(texture, target, level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, bits); +} + +void QOpenGLTextureHelper::dsa_CompressedTextureImage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLint border, GLsizei imageSize, const GLvoid *bits) +{ + Q_UNUSED(bindingTarget); + CompressedTextureImage1DEXT(texture, target, level, internalFormat, width, border, imageSize, bits); +} + +void QOpenGLTextureHelper::dsa_CompressedTextureImage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const GLvoid *bits) +{ + Q_UNUSED(bindingTarget); + CompressedTextureImage2DEXT(texture, target, level, internalFormat, width, height, border, imageSize, bits); +} + +void QOpenGLTextureHelper::dsa_CompressedTextureImage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const GLvoid *bits) +{ + Q_UNUSED(bindingTarget); + CompressedTextureImage3DEXT(texture, target, level, internalFormat, width, height, depth, border, imageSize, bits); +} + +void QOpenGLTextureHelper::qt_TextureParameteri(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, GLint param) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexParameteri(target, pname, param); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureParameteriv(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, const GLint *params) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexParameteriv(target, pname, params); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureParameterf(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, GLfloat param) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexParameterf(target, pname, param); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureParameterfv(GLuint texture, GLenum target, GLenum bindingTarget, GLenum pname, const GLfloat *params) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexParameterfv(target, pname, params); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_GenerateTextureMipmap(GLuint texture, GLenum target, GLenum bindingTarget) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glGenerateMipmap(target); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureStorage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei levels, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexStorage3D(target, levels, internalFormat, width, height, depth); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureStorage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei levels, GLenum internalFormat, GLsizei width, GLsizei height) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexStorage2D(target, levels, internalFormat, width, height); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureStorage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei levels, GLenum internalFormat, GLsizei width) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexStorage1D(target, levels, internalFormat, width); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureStorage3DMultisample(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei samples, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLboolean fixedSampleLocations) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexStorage3DMultisample(target, samples, internalFormat, width, height, depth, fixedSampleLocations); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureStorage2DMultisample(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei samples, GLenum internalFormat, GLsizei width, GLsizei height, GLboolean fixedSampleLocations) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexStorage2DMultisample(target, samples, internalFormat, width, height, fixedSampleLocations); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureImage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid *pixels) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexImage3D(target, level, internalFormat, width, height, depth, border, format, type, pixels); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureImage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels) +{ + // For cubemaps we can't use the standard DSA emulation as it is illegal to + // try to bind a texture to one of the cubemap face targets. So we force the + // target and binding target to the cubemap values in this case. + GLint oldTexture; + + switch (target) { + case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: + case GL_TEXTURE_CUBE_MAP_POSITIVE_X: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: + glGetIntegerv(GL_TEXTURE_BINDING_CUBE_MAP, &oldTexture); + glBindTexture(GL_TEXTURE_CUBE_MAP, texture); + glTexImage2D(target, level, internalFormat, width, height, border, format, type, pixels); + glBindTexture(GL_TEXTURE_CUBE_MAP, oldTexture); + break; + + default: + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexImage2D(target, level, internalFormat, width, height, border, format, type, pixels); + glBindTexture(target, oldTexture); + break; + } +} + +void QOpenGLTextureHelper::qt_TextureImage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexImage1D(target, level, internalFormat, width, border, format, type, pixels); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureSubImage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const GLvoid *pixels) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, pixels); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureSubImage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels) +{ + // For cubemaps we can't use the standard DSA emulation as it is illegal to + // try to bind a texture to one of the cubemap face targets. So we force the + // target and binding target to the cubemap values in this case. + GLint oldTexture; + + switch (target) { + case GL_TEXTURE_CUBE_MAP_NEGATIVE_X: + case GL_TEXTURE_CUBE_MAP_POSITIVE_X: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Y: + case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: + case GL_TEXTURE_CUBE_MAP_POSITIVE_Z: + glGetIntegerv(GL_TEXTURE_BINDING_CUBE_MAP, &oldTexture); + glBindTexture(GL_TEXTURE_CUBE_MAP, texture); + glTexSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixels); + glBindTexture(GL_TEXTURE_CUBE_MAP, oldTexture); + break; + + default: + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixels); + glBindTexture(target, oldTexture); + break; + } +} + +void QOpenGLTextureHelper::qt_TextureSubImage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexSubImage1D(target, level, xoffset, width, format, type, pixels); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureImage3DMultisample(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei samples, GLint internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLboolean fixedSampleLocations) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexImage3DMultisample(target, samples, internalFormat, width, height, depth, fixedSampleLocations); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_TextureImage2DMultisample(GLuint texture, GLenum target, GLenum bindingTarget, GLsizei samples, GLint internalFormat, GLsizei width, GLsizei height, GLboolean fixedSampleLocations) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glTexImage2DMultisample(target, samples, internalFormat, width, height, fixedSampleLocations); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_CompressedTextureSubImage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const GLvoid *bits) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glCompressedTexSubImage1D(target, level, xoffset, width, format, imageSize, bits); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_CompressedTextureSubImage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const GLvoid *bits) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glCompressedTexSubImage2D(target, level, xoffset, yoffset, width, height, format, imageSize, bits); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_CompressedTextureSubImage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const GLvoid *bits) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glCompressedTexSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, imageSize, bits); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_CompressedTextureImage1D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLint border, GLsizei imageSize, const GLvoid *bits) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glCompressedTexImage1D(target, level, internalFormat, width, border, imageSize, bits); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_CompressedTextureImage2D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const GLvoid *bits) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glCompressedTexImage2D(target, level, internalFormat, width, height, border, imageSize, bits); + glBindTexture(target, oldTexture); +} + +void QOpenGLTextureHelper::qt_CompressedTextureImage3D(GLuint texture, GLenum target, GLenum bindingTarget, GLint level, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const GLvoid *bits) +{ + GLint oldTexture; + glGetIntegerv(bindingTarget, &oldTexture); + glBindTexture(target, texture); + glCompressedTexImage3D(target, level, internalFormat, width, height, depth, border, imageSize, bits); + glBindTexture(target, oldTexture); +} + QT_END_NAMESPACE |