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Merge remote-tracking branch 'ioquake3/main'
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@zturtleman
zturtleman committed Mar 3, 2024
2 parents e8f0fff + f9547e4 commit 5f3b55a
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Showing 4 changed files with 50 additions and 51 deletions.
91 changes: 45 additions & 46 deletions code/renderergl2/tr_backend.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -350,7 +350,7 @@ void RB_BeginDrawingView (void) {
{
FBO_t *fbo = backEnd.viewParms.targetFbo;

if (fbo == NULL && (!r_postProcess->integer || !(backEnd.refdef.rdflags & RDF_NOWORLDMODEL)))
if (fbo == NULL)
fbo = tr.renderFbo;

if (tr.renderCubeFbo && fbo == tr.renderCubeFbo)
Expand Down Expand Up @@ -748,7 +748,7 @@ void RE_StretchRaw (int x, int y, int w, int h, int cols, int rows, const byte *

if (glRefConfig.framebufferObject)
{
FBO_Bind(r_postProcess->integer ? NULL : tr.renderFbo);
FBO_Bind(tr.renderFbo);
}

RB_SetGL2D();
Expand Down Expand Up @@ -833,7 +833,7 @@ const void *RB_StretchPic ( const void *data ) {
cmd = (const stretchPicCommand_t *)data;

if (glRefConfig.framebufferObject)
FBO_Bind(r_postProcess->integer ? NULL : tr.renderFbo);
FBO_Bind(tr.renderFbo);

RB_SetGL2D();

Expand Down Expand Up @@ -1482,15 +1482,12 @@ const void *RB_DrawBuffer( const void *data ) {

// clear screen for debugging
if ( r_clear->integer ) {
qglClearColor( 1, 0, 0.5, 1 );
qglClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );

if (glRefConfig.framebufferObject && tr.renderFbo) {
FBO_Bind(tr.renderFbo);

qglClearColor( 1, 0, 0.5, 1 );
qglClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
}

qglClearColor( 1, 0, 0.5, 1 );
qglClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
}

return (const void *)(cmd + 1);
Expand Down Expand Up @@ -1661,18 +1658,15 @@ const void *RB_SwapBuffers( const void *data ) {

if (glRefConfig.framebufferObject)
{
if (!r_postProcess->integer)
if (tr.msaaResolveFbo && r_hdr->integer)
{
if (tr.msaaResolveFbo && r_hdr->integer)
{
// Resolving an RGB16F MSAA FBO to the screen messes with the brightness, so resolve to an RGB16F FBO first
FBO_FastBlit(tr.renderFbo, NULL, tr.msaaResolveFbo, NULL, GL_COLOR_BUFFER_BIT, GL_NEAREST);
FBO_FastBlit(tr.msaaResolveFbo, NULL, NULL, NULL, GL_COLOR_BUFFER_BIT, GL_NEAREST);
}
else if (tr.renderFbo)
{
FBO_FastBlit(tr.renderFbo, NULL, NULL, NULL, GL_COLOR_BUFFER_BIT, GL_NEAREST);
}
// Resolving an RGB16F MSAA FBO to the screen messes with the brightness, so resolve to an RGB16F FBO first
FBO_FastBlit(tr.renderFbo, NULL, tr.msaaResolveFbo, NULL, GL_COLOR_BUFFER_BIT, GL_NEAREST);
FBO_FastBlit(tr.msaaResolveFbo, NULL, NULL, NULL, GL_COLOR_BUFFER_BIT, GL_NEAREST);
}
else if (tr.renderFbo)
{
FBO_FastBlit(tr.renderFbo, NULL, NULL, NULL, GL_COLOR_BUFFER_BIT, GL_NEAREST);
}
}

Expand Down Expand Up @@ -1734,7 +1728,7 @@ RB_PostProcess
const void *RB_PostProcess(const void *data)
{
const postProcessCommand_t *cmd = data;
FBO_t *srcFbo;
FBO_t *srcFbo, *dstFbo;
ivec4_t srcBox, dstBox;
qboolean autoExposure;

Expand All @@ -1755,6 +1749,8 @@ const void *RB_PostProcess(const void *data)
}

srcFbo = tr.renderFbo;
dstFbo = tr.renderFbo;

if (tr.msaaResolveFbo)
{
// Resolve the MSAA before anything else
Expand Down Expand Up @@ -1788,13 +1784,13 @@ const void *RB_PostProcess(const void *data)
if (r_hdr->integer && (r_toneMap->integer || r_forceToneMap->integer))
{
autoExposure = r_autoExposure->integer || r_forceAutoExposure->integer;
RB_ToneMap(srcFbo, srcBox, NULL, dstBox, autoExposure);

// Use an intermediate FBO because it can't blit to the same FBO directly
// and can't read from an MSAA dstFbo later.
RB_ToneMap(srcFbo, srcBox, tr.screenScratchFbo, srcBox, autoExposure);
FBO_FastBlit(tr.screenScratchFbo, srcBox, srcFbo, srcBox, GL_COLOR_BUFFER_BIT, GL_NEAREST);
}
else if (r_cameraExposure->value == 0.0f)
{
FBO_FastBlit(srcFbo, srcBox, NULL, dstBox, GL_COLOR_BUFFER_BIT, GL_NEAREST);
}
else
else if (r_cameraExposure->value != 0.0f)
{
vec4_t color;

Expand All @@ -1803,17 +1799,20 @@ const void *RB_PostProcess(const void *data)
color[2] = pow(2, r_cameraExposure->value); //exp2(r_cameraExposure->value);
color[3] = 1.0f;

FBO_Blit(srcFbo, srcBox, NULL, NULL, dstBox, NULL, color, 0);
FBO_BlitFromTexture(tr.whiteImage, NULL, NULL, srcFbo, srcBox, NULL, color, GLS_SRCBLEND_DST_COLOR | GLS_DSTBLEND_ZERO);
}
}

if (r_drawSunRays->integer)
RB_SunRays(NULL, srcBox, NULL, dstBox);
RB_SunRays(srcFbo, srcBox, srcFbo, srcBox);

if (1)
RB_BokehBlur(NULL, srcBox, NULL, dstBox, backEnd.refdef.blurFactor);
RB_BokehBlur(srcFbo, srcBox, srcFbo, srcBox, backEnd.refdef.blurFactor);
else
RB_GaussianBlur(backEnd.refdef.blurFactor);
RB_GaussianBlur(srcFbo, srcFbo, backEnd.refdef.blurFactor);

if (srcFbo != dstFbo)
FBO_FastBlit(srcFbo, srcBox, dstFbo, dstBox, GL_COLOR_BUFFER_BIT, GL_NEAREST);

#if 0
if (0)
Expand All @@ -1829,7 +1828,7 @@ const void *RB_PostProcess(const void *data)
if (scale < 0.01f)
scale = 5.0f;

FBO_FastBlit(NULL, NULL, tr.quarterFbo[0], NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);
FBO_FastBlit(dstFbo, NULL, tr.quarterFbo[0], NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);

iQtrBox[0] = backEnd.viewParms.viewportX * tr.quarterImage[0]->width / (float)glConfig.vidWidth;
iQtrBox[1] = backEnd.viewParms.viewportY * tr.quarterImage[0]->height / (float)glConfig.vidHeight;
Expand Down Expand Up @@ -1875,7 +1874,7 @@ const void *RB_PostProcess(const void *data)

SetViewportAndScissor();

FBO_FastBlit(tr.quarterFbo[1], NULL, NULL, NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);
FBO_FastBlit(tr.quarterFbo[1], NULL, dstFbo, NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);
FBO_Bind(NULL);
}
#endif
Expand All @@ -1884,42 +1883,42 @@ const void *RB_PostProcess(const void *data)
{
ivec4_t dstBox;
VectorSet4(dstBox, 0, glConfig.vidHeight - 128, 128, 128);
FBO_BlitFromTexture(tr.sunShadowDepthImage[0], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.sunShadowDepthImage[0], NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
VectorSet4(dstBox, 128, glConfig.vidHeight - 128, 128, 128);
FBO_BlitFromTexture(tr.sunShadowDepthImage[1], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.sunShadowDepthImage[1], NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
VectorSet4(dstBox, 256, glConfig.vidHeight - 128, 128, 128);
FBO_BlitFromTexture(tr.sunShadowDepthImage[2], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.sunShadowDepthImage[2], NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
VectorSet4(dstBox, 384, glConfig.vidHeight - 128, 128, 128);
FBO_BlitFromTexture(tr.sunShadowDepthImage[3], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.sunShadowDepthImage[3], NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
}

if (0 && r_shadows->integer == 4)
{
ivec4_t dstBox;
VectorSet4(dstBox, 512 + 0, glConfig.vidHeight - 128, 128, 128);
FBO_BlitFromTexture(tr.pshadowMaps[0], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.pshadowMaps[0], NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
VectorSet4(dstBox, 512 + 128, glConfig.vidHeight - 128, 128, 128);
FBO_BlitFromTexture(tr.pshadowMaps[1], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.pshadowMaps[1], NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
VectorSet4(dstBox, 512 + 256, glConfig.vidHeight - 128, 128, 128);
FBO_BlitFromTexture(tr.pshadowMaps[2], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.pshadowMaps[2], NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
VectorSet4(dstBox, 512 + 384, glConfig.vidHeight - 128, 128, 128);
FBO_BlitFromTexture(tr.pshadowMaps[3], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.pshadowMaps[3], NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
}

if (0)
{
ivec4_t dstBox;
VectorSet4(dstBox, 256, glConfig.vidHeight - 256, 256, 256);
FBO_BlitFromTexture(tr.renderDepthImage, NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.renderDepthImage, NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
VectorSet4(dstBox, 512, glConfig.vidHeight - 256, 256, 256);
FBO_BlitFromTexture(tr.screenShadowImage, NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.screenShadowImage, NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
}

if (0)
{
ivec4_t dstBox;
VectorSet4(dstBox, 256, glConfig.vidHeight - 256, 256, 256);
FBO_BlitFromTexture(tr.sunRaysImage, NULL, NULL, NULL, dstBox, NULL, NULL, 0);
FBO_BlitFromTexture(tr.sunRaysImage, NULL, NULL, dstFbo, dstBox, NULL, NULL, 0);
}

#if 0
Expand All @@ -1931,8 +1930,8 @@ const void *RB_PostProcess(const void *data)
if (cubemapIndex)
{
VectorSet4(dstBox, 0, glConfig.vidHeight - 256, 256, 256);
//FBO_BlitFromTexture(tr.renderCubeImage, NULL, NULL, NULL, dstBox, &tr.testcubeShader, NULL, 0);
FBO_BlitFromTexture(tr.cubemaps[cubemapIndex - 1].image, NULL, NULL, NULL, dstBox, &tr.testcubeShader, NULL, 0);
//FBO_BlitFromTexture(tr.renderCubeImage, NULL, NULL, dstFbo, dstBox, &tr.testcubeShader, NULL, 0);
FBO_BlitFromTexture(tr.cubemaps[cubemapIndex - 1].image, NULL, NULL, dstFbo, dstBox, &tr.testcubeShader, NULL, 0);
}
}
#endif
Expand Down
2 changes: 1 addition & 1 deletion code/renderergl2/tr_image.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2927,7 +2927,7 @@ void R_CreateBuiltinImages( void ) {

tr.renderImage = R_CreateImage("_render", NULL, width, height, IMGTYPE_COLORALPHA, IMGFLAG_NO_COMPRESSION | IMGFLAG_CLAMPTOEDGE, hdrFormat);

if (r_shadowBlur->integer)
if (r_shadowBlur->integer || r_hdr->integer)
tr.screenScratchImage = R_CreateImage("screenScratch", NULL, width, height, IMGTYPE_COLORALPHA, IMGFLAG_NO_COMPRESSION | IMGFLAG_CLAMPTOEDGE, rgbFormat);

if (r_shadowBlur->integer || r_ssao->integer)
Expand Down
6 changes: 3 additions & 3 deletions code/renderergl2/tr_postprocess.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -458,7 +458,7 @@ static void RB_VBlur(FBO_t *srcFbo, FBO_t *dstFbo, float strength)
RB_BlurAxis(srcFbo, dstFbo, strength, qfalse);
}

void RB_GaussianBlur(float blur)
void RB_GaussianBlur(FBO_t *srcFbo, FBO_t *dstFbo, float blur)
{
//float mul = 1.f;
float factor = Com_Clamp(0.f, 1.f, blur);
Expand All @@ -473,7 +473,7 @@ void RB_GaussianBlur(float blur)
VectorSet4(color, 1, 1, 1, 1);

// first, downsample the framebuffer
FBO_FastBlit(NULL, NULL, tr.quarterFbo[0], NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);
FBO_FastBlit(srcFbo, NULL, tr.quarterFbo[0], NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);
FBO_FastBlit(tr.quarterFbo[0], NULL, tr.textureScratchFbo[0], NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);

// set the alpha channel
Expand All @@ -489,6 +489,6 @@ void RB_GaussianBlur(float blur)
VectorSet4(srcBox, 0, 0, tr.textureScratchFbo[0]->width, tr.textureScratchFbo[0]->height);
VectorSet4(dstBox, 0, 0, glConfig.vidWidth, glConfig.vidHeight);
color[3] = factor;
FBO_Blit(tr.textureScratchFbo[0], srcBox, NULL, NULL, dstBox, NULL, color, GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA);
FBO_Blit(tr.textureScratchFbo[0], srcBox, NULL, dstFbo, dstBox, NULL, color, GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA);
}
}
2 changes: 1 addition & 1 deletion code/renderergl2/tr_postprocess.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,6 @@ Suite 120, Rockville, Maryland 20850 USA.
void RB_ToneMap(FBO_t *hdrFbo, ivec4_t hdrBox, FBO_t *ldrFbo, ivec4_t ldrBox, int autoExposure);
void RB_BokehBlur(FBO_t *src, ivec4_t srcBox, FBO_t *dst, ivec4_t dstBox, float blur);
void RB_SunRays(FBO_t *srcFbo, ivec4_t srcBox, FBO_t *dstFbo, ivec4_t dstBox);
void RB_GaussianBlur(float blur);
void RB_GaussianBlur(FBO_t *srcFbo, FBO_t *dstFbo, float blur);

#endif

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