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Rewrite ToGL in OpenGLES(Uncomplete)

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nillerusr
2021-11-21 01:38:59 +03:00
parent 76bfcf40ca
commit 4508c9c863
24 changed files with 829 additions and 1057 deletions
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togles/linuxwin/cglmtex.cpp
+55 -19
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@@ -26,7 +26,7 @@
//
//===============================================================================
#include "togl/rendermechanism.h"
#include "togles/rendermechanism.h"
#include "tier0/icommandline.h"
#include "glmtexinlines.h"
@@ -777,11 +777,11 @@ CGLMTex::CGLMTex( GLMContext *ctx, GLMTexLayout *layout, uint levels, const char
// if tex is MSAA renderable, make an RBO, else zero the RBO name and dirty bit
if (layout->m_key.m_texFlags & kGLMTexMultisampled)
{
gGL->glGenRenderbuffersEXT( 1, &m_rboName );
gGL->glGenRenderbuffers( 1, &m_rboName );
// so we have enough info to go ahead and bind the RBO and put storage on it?
// try it.
gGL->glBindRenderbufferEXT( GL_RENDERBUFFER_EXT, m_rboName );
gGL->glBindRenderbuffer( GL_RENDERBUFFER, m_rboName );
// quietly clamp if sample count exceeds known limit for the device
int sampleCount = layout->m_key.m_texSamples;
@@ -792,7 +792,7 @@ CGLMTex::CGLMTex( GLMContext *ctx, GLMTexLayout *layout, uint levels, const char
}
GLenum msaaFormat = (layout->m_key.m_texFlags & kGLMTexSRGB) ? layout->m_format->m_glIntFormatSRGB : layout->m_format->m_glIntFormat;
gGL->glRenderbufferStorageMultisampleEXT( GL_RENDERBUFFER_EXT,
gGL->glRenderbufferStorageMultisample( GL_RENDERBUFFER,
sampleCount, // not "layout->m_key.m_texSamples"
msaaFormat,
layout->m_key.m_xSize,
@@ -803,7 +803,7 @@ CGLMTex::CGLMTex( GLMContext *ctx, GLMTexLayout *layout, uint levels, const char
printf( "\n == MSAA Tex %p %s : MSAA RBO is intformat %s (%x)", this, m_debugLabel?m_debugLabel:"", GLMDecode( eGL_ENUM, msaaFormat ), msaaFormat );
}
gGL->glBindRenderbufferEXT( GL_RENDERBUFFER_EXT, 0 );
gGL->glBindRenderbuffer( GL_RENDERBUFFER, 0 );
}
else
{
@@ -1013,7 +1013,7 @@ CGLMTex::~CGLMTex( )
if ( m_rboName )
{
gGL->glDeleteRenderbuffersEXT( 1, &m_rboName );
gGL->glDeleteRenderbuffers( 1, &m_rboName );
m_rboName = 0;
}
@@ -1120,7 +1120,7 @@ void CGLMTex::ReadTexels( GLMTexLockDesc *desc, bool readWholeSlice )
{
readBox = desc->m_req.m_region;
}
CGLMTex *pPrevTex = m_ctx->m_samplers[0].m_pBoundTex;
m_ctx->BindTexToTMU( this, 0 ); // SelectTMU(n) is a side effect
@@ -1135,9 +1135,10 @@ void CGLMTex::ReadTexels( GLMTexLockDesc *desc, bool readWholeSlice )
void *sliceAddress = m_backing + m_layout->m_slices[ desc->m_sliceIndex ].m_storageOffset; // this would change for PBO
//int sliceSize = m_layout->m_slices[ desc->m_sliceIndex ].m_storageSize;
// interestingly enough, we can use the same path for both 2D and 3D fetch
switch( target )
{
case GL_TEXTURE_CUBE_MAP:
@@ -1153,7 +1154,7 @@ void CGLMTex::ReadTexels( GLMTexLockDesc *desc, bool readWholeSlice )
{
// compressed path
// http://www.opengl.org/sdk/docs/man/xhtml/glGetCompressedTexImage.xml
gGL->glGetCompressedTexImage( target, // target
desc->m_req.m_mip, // level
sliceAddress ); // destination
@@ -1162,15 +1163,50 @@ void CGLMTex::ReadTexels( GLMTexLockDesc *desc, bool readWholeSlice )
{
// uncompressed path
// http://www.opengl.org/sdk/docs/man/xhtml/glGetTexImage.xml
GLuint fbo;
GLint Rfbo = 0, Dfbo = 0;
gGL->glGetIntegerv( GL_DRAW_FRAMEBUFFER_BINDING, &Dfbo );
gGL->glGetIntegerv( GL_READ_FRAMEBUFFER_BINDING, &Rfbo );
/*
gl4es_glGenFramebuffers(1, &fbo);
gl4es_glBindFramebuffer(GL_FRAMEBUFFER_OES, fbo);
gl4es_glFramebufferTexture2D(GL_FRAMEBUFFER_OES, GL_COLOR_ATTACHMENT0_OES, GL_TEXTURE_2D, oldBind, 0);
// Read the pixels!
gl4es_glReadPixels(0, nheight-height, width, height, format, type, img); // using "full" version with conversion of format/type
gl4es_glBindFramebuffer(GL_FRAMEBUFFER_OES, old_fbo);
gl4es_glDeleteFramebuffers(1, &fbo);
*/
gGL->glGenFramebuffers(1, &fbo);
gGL->glBindFramebuffer(GL_FRAMEBUFFER, fbo);
gGL->glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, m_ctx->m_samplers[0].m_pBoundTex->m_texName, 0);
uint fmt = format->m_glDataFormat;
if( fmt == GL_BGR )
fmt = GL_RGB;
else if( fmt == GL_BGRA )
fmt = GL_RGBA;
gGL->glReadPixels(0, 0, m_layout->m_slices[ desc->m_sliceIndex ].m_xSize, m_layout->m_slices[ desc->m_sliceIndex ].m_ySize, fmt , format->m_glDataType == GL_UNSIGNED_INT_8_8_8_8_REV ? GL_UNSIGNED_BYTE : format->m_glDataType, sliceAddress);
gGL->glBindFramebuffer(GL_READ_FRAMEBUFFER, Rfbo);
gGL->glBindFramebuffer(GL_DRAW_FRAMEBUFFER, Dfbo);
gGL->glDeleteFramebuffers(1, &fbo);
#if 0
gGL->glGetTexImage( target, // target
desc->m_req.m_mip, // level
format->m_glDataFormat, // dataformat
format->m_glDataType, // datatype
sliceAddress ); // destination
#endif
}
}
break;
break;
}
}
else
@@ -1238,10 +1274,10 @@ void CGLMTex::WriteTexels( GLMTexLockDesc *desc, bool writeWholeSlice, bool noDa
// allow use of subimage if the target is texture2D and it has already been teximage'd
bool mayUseSubImage = false;
if ( (target==GL_TEXTURE_2D) && (m_sliceFlags[ desc->m_sliceIndex ] & kSliceValid) )
{
mayUseSubImage = gl_enabletexsubimage.GetInt() != 0;
}
//if ( (target==GL_TEXTURE_2D) && (m_sliceFlags[ desc->m_sliceIndex ] & kSliceValid) )
//{
// mayUseSubImage = gl_enabletexsubimage.GetInt() != 0;
//}
// check flavor, 2D, 3D, or cube map
// we also have the choice to use subimage if this is a tex already created. (open question as to benefit)
@@ -1262,7 +1298,7 @@ void CGLMTex::WriteTexels( GLMTexLockDesc *desc, bool writeWholeSlice, bool noDa
if (m_layout->m_key.m_texFlags & kGLMTexSRGB)
{
Assert( m_layout->m_format->m_glDataFormat != GL_DEPTH_COMPONENT );
Assert( m_layout->m_format->m_glDataFormat != GL_DEPTH_STENCIL_EXT );
Assert( m_layout->m_format->m_glDataFormat != GL_DEPTH_STENCIL );
Assert( m_layout->m_format->m_glDataFormat != GL_ALPHA );
}
@@ -1366,14 +1402,14 @@ void CGLMTex::WriteTexels( GLMTexLockDesc *desc, bool writeWholeSlice, bool noDa
gGL->glPixelStorei( GL_UNPACK_SKIP_PIXELS, writeBox.xmin ); // in pixels
gGL->glPixelStorei( GL_UNPACK_SKIP_ROWS, writeBox.ymin ); // in pixels
gGL->glTexSubImage2D( target,
gGL->glTexSubImage2D( glDataFormat,
desc->m_req.m_mip, // level
writeBox.xmin, // xoffset into dest
writeBox.ymin, // yoffset into dest
writeBox.xmax - writeBox.xmin, // width (was slice->m_xSize)
writeBox.ymax - writeBox.ymin, // height (was slice->m_ySize)
glDataFormat, // format
glDataType, // type
glDataType == GL_UNSIGNED_INT_8_8_8_8_REV ? GL_UNSIGNED_BYTE : glDataType, // type
sliceAddress // data (will be offsetted by the SKIP_PIXELS and SKIP_ROWS - let GL do the math to find the first source texel)
);
@@ -1413,12 +1449,12 @@ void CGLMTex::WriteTexels( GLMTexLockDesc *desc, bool writeWholeSlice, bool noDa
// http://www.opengl.org/documentation/specs/man_pages/hardcopy/GL/html/gl/teximage2d.html
gGL->glTexImage2D( target, // target
desc->m_req.m_mip, // level
intformat, // internalformat - don't use format->m_glIntFormat because we have the SRGB select going on above
glDataFormat, // internalformat - don't use format->m_glIntFormat because we have the SRGB select going on above
slice->m_xSize, // width
slice->m_ySize, // height
0, // border
glDataFormat, // dataformat
glDataType, // datatype
glDataType == GL_UNSIGNED_INT_8_8_8_8_REV ? GL_UNSIGNED_BYTE : glDataType, // datatype
noDataWrite ? NULL : sliceAddress ); // data (optionally suppressed in case ResetSRGB desires)
if (m_layout->m_key.m_texFlags & kGLMTexMultisampled)