void RB_PostProcessing( void ) {
//GLenum target;
//int width, height;
//Com_Printf("count %d\n", tr.drawSurfsCount);
if ( tr.drawSurfsCount != 0 ) {
//return;
}
if ( !r_enablePostProcess->integer || !glsl ) {
return;
}
if ( !r_enableBloom->integer ) {
return;
}
//qglColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
// since bloom is using readpixels()
if (tr.usingMultiSample) {
qglBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, tr.frameBufferMultiSample);
qglBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, tr.frameBuffer);
if (tr.usingFboStencil) {
// packed depth stencil, but apparently some cards have a problem
// if GL_STENCIL_BUFFER_BIT used
qglBlitFramebufferEXT(0, 0, glConfig.vidWidth, glConfig.vidHeight, 0, 0, glConfig.vidWidth, glConfig.vidHeight, GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT, GL_NEAREST);
} else {
qglBlitFramebufferEXT(0, 0, glConfig.vidWidth, glConfig.vidHeight, 0, 0, glConfig.vidWidth, glConfig.vidHeight, GL_COLOR_BUFFER_BIT, GL_NEAREST);
}
//qglBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, tr.frameBuffer);
qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, tr.frameBuffer);
}
RB_Bloom();
// anti alias 2d
if (tr.usingMultiSample) {
qglBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, tr.frameBufferMultiSample);
qglBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, tr.frameBuffer);
if (0) { //(tr.usingFboStencil) {
// packed depth stencil, but apparently some cards have a problem
// if GL_STENCIL_BUFFER_BIT used
qglBlitFramebufferEXT(0, 0, glConfig.vidWidth, glConfig.vidHeight, 0, 0, glConfig.vidWidth, glConfig.vidHeight, GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT, GL_NEAREST);
} else {
qglBlitFramebufferEXT(0, 0, glConfig.vidWidth, glConfig.vidHeight, 0, 0, glConfig.vidWidth, glConfig.vidHeight, GL_COLOR_BUFFER_BIT, GL_NEAREST);
}
//qglBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, tr.frameBuffer);
qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, tr.frameBufferMultiSample);
}
}
void FBO_FastBlit(FBO_t *src, ivec4_t srcBox, FBO_t *dst, ivec4_t dstBox, int buffers, int filter)
{
ivec4_t srcBoxFinal, dstBoxFinal;
GLuint srcFb, dstFb;
if (!glRefConfig.framebufferBlit)
{
FBO_Blit(src, srcBox, NULL, dst, dstBox, NULL, NULL, 0);
return;
}
// get to a neutral state first
//FBO_Bind(NULL);
srcFb = src ? src->frameBuffer : 0;
dstFb = dst ? dst->frameBuffer : 0;
if (!srcBox)
{
if (src)
{
VectorSet4(srcBoxFinal, 0, 0, src->width, src->height);
}
else
{
VectorSet4(srcBoxFinal, 0, 0, glConfig.vidWidth, glConfig.vidHeight);
}
}
else
{
VectorSet4(srcBoxFinal, srcBox[0], srcBox[1], srcBox[0] + srcBox[2], srcBox[1] + srcBox[3]);
}
if (!dstBox)
{
if (dst)
{
VectorSet4(dstBoxFinal, 0, 0, dst->width, dst->height);
}
else
{
VectorSet4(dstBoxFinal, 0, 0, glConfig.vidWidth, glConfig.vidHeight);
}
}
else
{
VectorSet4(dstBoxFinal, dstBox[0], dstBox[1], dstBox[0] + dstBox[2], dstBox[1] + dstBox[3]);
}
qglBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, srcFb);
qglBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, dstFb);
qglBlitFramebufferEXT(srcBoxFinal[0], srcBoxFinal[1], srcBoxFinal[2], srcBoxFinal[3],
dstBoxFinal[0], dstBoxFinal[1], dstBoxFinal[2], dstBoxFinal[3],
buffers, filter);
qglBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
glState.currentFBO = NULL;
}
/*
* RFB_BlitObject
*
* The target FBO must be equal or greater in both dimentions than
* the currently bound FBO!
*/
void RFB_BlitObject( int dest, int bitMask, int mode )
{
int bits;
int dx, dy, dw, dh;
r_fbo_t *fbo = r_bound_framebuffer_object,
*destfbo = r_framebuffer_objects + dest - 1;
if( !r_bound_framebuffer_object ) {
return;
}
if( !glConfig.ext.framebuffer_blit ) {
return;
}
assert( dest > 0 && dest <= r_num_framebuffer_objects );
if( dest <= 0 || dest > r_num_framebuffer_objects ) {
return;
}
bits = bitMask;
if( !bits ) {
return;
}
RB_ApplyScissor();
switch( mode ) {
case FBO_COPY_CENTREPOS:
dx = (destfbo->width - fbo->width) / 2;
dy = (destfbo->height - fbo->height) / 2;
dw = fbo->width;
dh = fbo->height;
break;
case FBO_COPY_INVERT_Y:
dx = 0;
dy = destfbo->height - fbo->height;
dw = fbo->width;
dh = fbo->height;
break;
default:
dx = 0;
dy = 0;
dw = fbo->width;
dh = fbo->height;
break;
}
qglBindFramebufferEXT( GL_FRAMEBUFFER_EXT, 0 );
qglBindFramebufferEXT( GL_READ_FRAMEBUFFER_EXT, fbo->objectID );
qglBindFramebufferEXT( GL_DRAW_FRAMEBUFFER_EXT, destfbo->objectID );
qglBlitFramebufferEXT( 0, 0, fbo->width, fbo->height, dx, dy, dx + dw, dy + dh, bits, GL_NEAREST );
qglBindFramebufferEXT( GL_READ_FRAMEBUFFER_EXT, 0 );
qglBindFramebufferEXT( GL_DRAW_FRAMEBUFFER_EXT, 0 );
qglBindFramebufferEXT( GL_FRAMEBUFFER_EXT, fbo->objectID );
assert( qglGetError() == GL_NO_ERROR );
}
/*
* RFB_BlitObject
*
* The target FBO must be equal or greater in both dimentions than
* the currently bound FBO!
*/
void RFB_BlitObject( int src, int dest, int bitMask, int mode, int filter, int readAtt, int drawAtt ) {
int bits;
int destObj;
int dx, dy, dw, dh;
r_fbo_t scrfbo;
r_fbo_t *fbo;
r_fbo_t *destfbo;
if( !glConfig.ext.framebuffer_blit ) {
return;
}
assert( src >= 0 && src <= r_num_framebuffer_objects );
if( src < 0 || src > r_num_framebuffer_objects ) {
return;
}
if( src == 0 ) {
fbo = &scrfbo;
} else {
fbo = r_framebuffer_objects + src - 1;
}
assert( dest >= 0 && dest <= r_num_framebuffer_objects );
if( dest < 0 || dest > r_num_framebuffer_objects ) {
return;
}
if( dest ) {
destfbo = r_framebuffer_objects + dest - 1;
} else {
destfbo = NULL;
}
bits = bitMask;
if( !bits ) {
return;
}
RB_ApplyScissor();
if( src == 0 ) {
memset( fbo, 0, sizeof( *fbo ) );
fbo->width = glConfig.width;
fbo->height = glConfig.height;
}
if( destfbo ) {
dw = destfbo->width;
dh = destfbo->height;
destObj = destfbo->objectID;
} else {
dw = glConfig.width;
dh = glConfig.height;
destObj = 0;
}
switch( mode ) {
case FBO_COPY_CENTREPOS:
dx = ( dw - fbo->width ) / 2;
dy = ( dh - fbo->height ) / 2;
dw = fbo->width;
dh = fbo->height;
break;
case FBO_COPY_INVERT_Y:
dx = 0;
dy = dh - fbo->height;
dw = fbo->width;
dh = fbo->height;
break;
case FBO_COPY_NORMAL_DST_SIZE:
dx = 0;
dy = 0;
//dw = dw;
//dh = dh;
break;
default:
dx = 0;
dy = 0;
dw = fbo->width;
dh = fbo->height;
break;
}
qglBindFramebufferEXT( GL_FRAMEBUFFER_EXT, 0 );
qglBindFramebufferEXT( GL_READ_FRAMEBUFFER_EXT, fbo->objectID );
qglBindFramebufferEXT( GL_DRAW_FRAMEBUFFER_EXT, destObj );
#ifndef GL_ES_VERSION_2_0
if( src == 0 ) {
qglReadBuffer( GL_BACK );
qglDrawBuffer( GL_COLOR_ATTACHMENT0_EXT + drawAtt );
} else {
qglReadBuffer( GL_COLOR_ATTACHMENT0_EXT + readAtt );
qglDrawBuffer( GL_COLOR_ATTACHMENT0_EXT + drawAtt );
}
#endif
qglBlitFramebufferEXT( 0, 0, fbo->width, fbo->height, dx, dy, dx + dw, dy + dh, bits, filter );
qglBindFramebufferEXT( GL_READ_FRAMEBUFFER_EXT, 0 );
qglBindFramebufferEXT( GL_DRAW_FRAMEBUFFER_EXT, 0 );
qglBindFramebufferEXT( GL_FRAMEBUFFER_EXT, fbo->objectID );
#ifndef GL_ES_VERSION_2_0
if( src == 0 ) {
qglReadBuffer( GL_BACK );
qglDrawBuffer( GL_BACK );
} else {
qglReadBuffer( GL_COLOR_ATTACHMENT0_EXT );
qglDrawBuffer( GL_COLOR_ATTACHMENT0_EXT );
}
#endif
assert( qglGetError() == GL_NO_ERROR );
}
