/*
* R_RenderScene
*/
void R_RenderScene( const refdef_t *fd )
{
int fbFlags = 0;
int ppFrontBuffer = 0;
image_t *ppSource;
if( r_norefresh->integer )
return;
R_Set2DMode( false );
RB_SetTime( fd->time );
if( !( fd->rdflags & RDF_NOWORLDMODEL ) )
rsc.refdef = *fd;
rn.refdef = *fd;
if( !rn.refdef.minLight ) {
rn.refdef.minLight = 0.1f;
}
fd = &rn.refdef;
rn.renderFlags = RF_NONE;
rn.farClip = R_DefaultFarClip();
rn.clipFlags = 15;
if( rsh.worldModel && !( fd->rdflags & RDF_NOWORLDMODEL ) && rsh.worldBrushModel->globalfog )
rn.clipFlags |= 16;
rn.meshlist = &r_worldlist;
rn.portalmasklist = &r_portalmasklist;
rn.shadowBits = 0;
rn.dlightBits = 0;
rn.shadowGroup = NULL;
fbFlags = 0;
rn.fbColorAttachment = rn.fbDepthAttachment = NULL;
if( !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
if( r_soft_particles->integer && ( rsh.screenTexture != NULL ) ) {
rn.fbColorAttachment = rsh.screenTexture;
rn.fbDepthAttachment = rsh.screenDepthTexture;
rn.renderFlags |= RF_SOFT_PARTICLES;
fbFlags |= 1;
}
if( rsh.screenPPCopies[0] && rsh.screenPPCopies[1] ) {
int oldFlags = fbFlags;
shader_t *cc = rn.refdef.colorCorrection;
if( r_fxaa->integer ) {
fbFlags |= 2;
}
if( cc && cc->numpasses > 0 && cc->passes[0].images[0] && cc->passes[0].images[0] != rsh.noTexture ) {
fbFlags |= 4;
}
if( fbFlags != oldFlags ) {
if( !rn.fbColorAttachment ) {
rn.fbColorAttachment = rsh.screenPPCopies[0];
ppFrontBuffer = 1;
}
}
}
}
ppSource = rn.fbColorAttachment;
// clip new scissor region to the one currently set
Vector4Set( rn.scissor, fd->scissor_x, fd->scissor_y, fd->scissor_width, fd->scissor_height );
Vector4Set( rn.viewport, fd->x, fd->y, fd->width, fd->height );
VectorCopy( fd->vieworg, rn.pvsOrigin );
VectorCopy( fd->vieworg, rn.lodOrigin );
R_BindFrameBufferObject( 0 );
R_BuildShadowGroups();
R_RenderView( fd );
R_RenderDebugSurface( fd );
R_RenderDebugBounds();
R_BindFrameBufferObject( 0 );
R_Set2DMode( true );
if( !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
ri.Mutex_Lock( rf.speedsMsgLock );
R_WriteSpeedsMessage( rf.speedsMsg, sizeof( rf.speedsMsg ) );
ri.Mutex_Unlock( rf.speedsMsgLock );
}
// blit and blend framebuffers in proper order
if( fbFlags == 1 ) {
// only blit soft particles directly when we don't have any other post processing
// otherwise use the soft particles FBO as the base texture on the next layer
// to avoid wasting time on resolves and the fragment shader to blit to a temp texture
R_BlitTextureToScrFbo( fd,
ppSource, 0,
GLSL_PROGRAM_TYPE_NONE,
colorWhite, 0,
0, NULL );
}
fbFlags &= ~1;
// apply FXAA
if( fbFlags & 2 ) {
image_t *dest;
fbFlags &= ~2;
dest = fbFlags ? rsh.screenPPCopies[ppFrontBuffer] : NULL;
R_BlitTextureToScrFbo( fd,
ppSource, dest ? dest->fbo : 0,
GLSL_PROGRAM_TYPE_FXAA,
colorWhite, 0,
0, NULL );
ppFrontBuffer ^= 1;
ppSource = dest;
}
// apply color correction
if( fbFlags & 4 ) {
image_t *dest;
fbFlags &= ~4;
dest = fbFlags ? rsh.screenPPCopies[ppFrontBuffer] : NULL;
R_BlitTextureToScrFbo( fd,
ppSource, dest ? dest->fbo : 0,
GLSL_PROGRAM_TYPE_COLORCORRECTION,
colorWhite, 0,
1, &( rn.refdef.colorCorrection->passes[0].images[0] ) );
}
}
/*
* R_UploadCinematicFrame
*/
static void R_UploadCinematicFrame( r_cinhandle_t *handle ) {
const int samples = 4;
ri.Mutex_Lock( handle->lock );
if( !handle->cin || !handle->pic ) {
ri.Mutex_Unlock( handle->lock );
return;
}
if( handle->yuv ) {
int i;
if( !handle->yuv_images[0] ) {
char tn[256];
uint8_t *fake_data[1] = { NULL };
const char *letters[3] = { "y", "u", "v" };
for( i = 0; i < 3; i++ ) {
handle->yuv_images[i] = R_LoadImage(
va_r( tn, sizeof( tn ), "%s_%s", handle->name, letters[i] ),
fake_data, 1, 1, IT_SPECIAL | IT_NO_DATA_SYNC, 1, IMAGE_TAG_GENERIC, 1 );
}
handle->new_frame = true;
}
if( handle->new_frame ) {
bool multiSamples2D;
bool in2D;
// render/convert three 8-bit YUV images into RGB framebuffer
in2D = rf.twoD.enabled;
multiSamples2D = rf.twoD.multiSamples;
if( in2D ) {
R_End2D();
} else {
R_PushRefInst();
}
R_InitViewportTexture( &handle->image, handle->name, 0,
handle->cyuv->image_width, handle->cyuv->image_height,
0, IT_SPECIAL | IT_FRAMEBUFFER, IMAGE_TAG_GENERIC, samples );
R_BindFrameBufferObject( handle->image->fbo );
R_SetupGL2D();
RB_Scissor( 0, 0, handle->image->upload_width, handle->image->upload_height );
RB_Viewport( 0, 0, handle->image->upload_width, handle->image->upload_height );
R_UploadRawYUVPic( handle->yuv_images, handle->cyuv->yuv );
// flip the image vertically because we're rendering to a FBO
R_DrawStretchRawYUVBuiltin(
0, 0,
handle->image->upload_width, handle->image->upload_height,
(float)handle->cyuv->x_offset / handle->cyuv->image_width,
(float)handle->cyuv->y_offset / handle->cyuv->image_height,
(float)( handle->cyuv->x_offset + handle->cyuv->width ) / handle->cyuv->image_width,
(float)( handle->cyuv->y_offset + handle->cyuv->height ) / handle->cyuv->image_height,
handle->yuv_images, 2 );
if( in2D ) {
R_Begin2D( multiSamples2D );
} else {
R_PopRefInst();
}
handle->new_frame = false;
}
} else {
if( !handle->image ) {
handle->image = R_LoadImage( handle->name, (uint8_t **)&handle->pic, handle->width, handle->height,
IT_SPECIAL | IT_NO_DATA_SYNC, 1, IMAGE_TAG_GENERIC, samples );
}
if( handle->new_frame ) {
R_ReplaceImage( handle->image, (uint8_t **)&handle->pic, handle->width, handle->height,
handle->image->flags, 1, samples );
handle->new_frame = false;
}
}
ri.Mutex_Unlock( handle->lock );
}
/*
* R_ResampleCinematicFrame
*/
static image_t *R_ResampleCinematicFrame( r_cinhandle_t *handle )
{
const int samples = 4;
if( !handle->pic ) {
// we haven't yet read a new frame, return whatever image we got
// this will return NULL until at least one frame has been read
return handle->image;
}
if( handle->yuv ) {
int i;
if( !handle->yuv_images[0] ) {
qbyte *fake_data[1] = { NULL };
const char *letters[3] = { "y", "u", "v" };
for( i = 0; i < 3; i++ ) {
handle->yuv_images[i] = R_LoadImage( va( "%s_%s", handle->name, letters[i] ),
fake_data, 1, 1, IT_CINEMATIC|IT_LUMINANCE, 1 );
}
handle->new_frame = qtrue;
}
if( handle->new_frame ) {
int fbo;
qboolean in2D;
// render/convert three 8-bit YUV images into RGB framebuffer
in2D = rf.in2D;
fbo = RFB_BoundObject();
if( !in2D ) {
R_PushRefInst();
}
R_InitViewportTexture( &handle->image, handle->name, 0,
handle->cyuv->image_width, handle->cyuv->image_height,
0, IT_CINEMATIC|IT_FRAMEBUFFER, samples );
R_BindFrameBufferObject( handle->image->fbo );
R_Set2DMode( qtrue );
RB_Scissor( 0, 0, handle->image->upload_width, handle->image->upload_height );
RB_Viewport( 0, 0, handle->image->upload_width, handle->image->upload_height );
// flip the image vertically because we're rendering to a FBO
R_DrawStretchRawYUVBuiltin(
0, 0,
handle->image->upload_width, handle->image->upload_height,
(float)handle->cyuv->x_offset / handle->cyuv->image_width,
(float)handle->cyuv->y_offset / handle->cyuv->image_height,
(float)(handle->cyuv->x_offset + handle->cyuv->width) / handle->cyuv->image_width,
(float)(handle->cyuv->y_offset + handle->cyuv->height) / handle->cyuv->image_height,
handle->cyuv->yuv, handle->yuv_images, 2 );
if( !in2D ) {
R_PopRefInst( 0 );
}
R_BindFrameBufferObject( fbo );
R_Set2DMode( in2D );
handle->new_frame = qfalse;
}
}
else {
if( !handle->image ) {
handle->image = R_LoadImage( handle->name, &handle->pic, handle->width, handle->height,
IT_CINEMATIC, samples );
handle->new_frame = qfalse;
} else if( handle->new_frame ) {
R_ReplaceImage( handle->image, &handle->pic, handle->width, handle->height,
handle->image->flags, samples );
handle->new_frame = qfalse;
}
}
return handle->image;
}
/*
* R_RenderScene
*/
void R_RenderScene( const refdef_t *fd )
{
int fbFlags = 0;
if( r_norefresh->integer )
return;
R_Set2DMode( qfalse );
RB_SetTime( fd->time );
if( !( fd->rdflags & RDF_NOWORLDMODEL ) )
rsc.refdef = *fd;
rn.refdef = *fd;
if( !rn.refdef.minLight ) {
rn.refdef.minLight = 0.1f;
}
if( !rsh.screenWeaponTexture || rn.refdef.weaponAlpha == 1 ) {
rn.refdef.rdflags &= ~RDF_WEAPONALPHA;
}
fd = &rn.refdef;
rn.renderFlags = RF_NONE;
rn.farClip = R_DefaultFarClip();
rn.clipFlags = 15;
if( rsh.worldModel && !( fd->rdflags & RDF_NOWORLDMODEL ) && rsh.worldBrushModel->globalfog )
rn.clipFlags |= 16;
rn.meshlist = &r_worldlist;
rn.shadowBits = 0;
rn.dlightBits = 0;
rn.shadowGroup = NULL;
fbFlags = 0;
rn.fbColorAttachment = rn.fbDepthAttachment = NULL;
if( !( fd->rdflags & RDF_NOWORLDMODEL ) ) {
// soft particles require GL_EXT_framebuffer_blit as we need to copy the depth buffer
// attachment into a texture we're going to read from in GLSL shader
if( r_soft_particles->integer && glConfig.ext.framebuffer_blit && ( rsh.screenTexture != NULL ) ) {
rn.fbColorAttachment = rsh.screenTexture;
rn.fbDepthAttachment = rsh.screenDepthTexture;
rn.renderFlags |= RF_SOFT_PARTICLES;
fbFlags |= 1;
}
if( ( fd->rdflags & RDF_WEAPONALPHA ) && ( rsh.screenWeaponTexture != NULL ) ) {
fbFlags |= 2;
}
if( r_fxaa->integer && ( rsh.screenFxaaCopy != NULL ) ) {
if( !rn.fbColorAttachment ) {
rn.fbColorAttachment = rsh.screenFxaaCopy;
}
fbFlags |= 4;
}
}
// adjust field of view for widescreen
if( glConfig.wideScreen && !( fd->rdflags & RDF_NOFOVADJUSTMENT ) )
AdjustFov( &rn.refdef.fov_x, &rn.refdef.fov_y, glConfig.width, glConfig.height, qfalse );
// clip new scissor region to the one currently set
Vector4Set( rn.scissor, fd->scissor_x, fd->scissor_y, fd->scissor_width, fd->scissor_height );
Vector4Set( rn.viewport, fd->x, fd->y, fd->width, fd->height );
VectorCopy( fd->vieworg, rn.pvsOrigin );
VectorCopy( fd->vieworg, rn.lodOrigin );
if( gl_finish->integer && !( fd->rdflags & RDF_NOWORLDMODEL ) )
qglFinish();
if( fbFlags & 2 ) {
// clear the framebuffer we're going to render the weapon model to
// set the alpha to 0, visible parts of the model will overwrite that,
// creating proper alpha mask
R_BindFrameBufferObject( rsh.screenWeaponTexture->fbo );
RB_Clear( GL_DEPTH_BUFFER_BIT|GL_COLOR_BUFFER_BIT, 0, 0, 0, 0 );
}
R_BindFrameBufferObject( 0 );
R_BuildShadowGroups();
R_RenderView( fd );
R_RenderDebugSurface( fd );
R_RenderDebugBounds();
R_BindFrameBufferObject( 0 );
R_Set2DMode( qtrue );
// blit and blend framebuffers in proper order
if( fbFlags & 1 ) {
// copy to FXAA or default framebuffer
R_BlitTextureToScrFbo( fd, rn.fbColorAttachment,
fbFlags & 4 ? rsh.screenFxaaCopy->fbo : 0,
GLSL_PROGRAM_TYPE_NONE,
colorWhite, 0 );
}
if( fbFlags & 2 ) {
vec4_t color = { 1, 1, 1, 1 };
color[3] = fd->weaponAlpha;
// blend to FXAA or default framebuffer
R_BlitTextureToScrFbo( fd, rsh.screenWeaponTexture,
fbFlags & 4 ? rsh.screenFxaaCopy->fbo : 0,
GLSL_PROGRAM_TYPE_NONE,
color, GLSTATE_SRCBLEND_SRC_ALPHA|GLSTATE_DSTBLEND_ONE_MINUS_SRC_ALPHA );
}
// blit FXAA to default framebuffer
if( fbFlags & 4 ) {
// blend to FXAA or default framebuffer
R_BlitTextureToScrFbo( fd, rsh.screenFxaaCopy, 0,
GLSL_PROGRAM_TYPE_FXAA,
colorWhite, 0 );
}
}
