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Diffstat (limited to 'src/renderergl2/tr_postprocess.c')
-rw-r--r--src/renderergl2/tr_postprocess.c64
1 files changed, 43 insertions, 21 deletions
diff --git a/src/renderergl2/tr_postprocess.c b/src/renderergl2/tr_postprocess.c
index 96c0af11..cab9d42b 100644
--- a/src/renderergl2/tr_postprocess.c
+++ b/src/renderergl2/tr_postprocess.c
@@ -22,7 +22,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#include "tr_local.h"
-void RB_ToneMap(FBO_t *hdrFbo, int autoExposure)
+void RB_ToneMap(FBO_t *hdrFbo, vec4i_t hdrBox, FBO_t *ldrFbo, vec4i_t ldrBox, int autoExposure)
{
vec4i_t srcBox, dstBox;
vec4_t color;
@@ -40,9 +40,7 @@ void RB_ToneMap(FBO_t *hdrFbo, int autoExposure)
VectorSet4(dstBox, 0, 0, size, size);
- srcFbo = hdrFbo;
- dstFbo = tr.textureScratchFbo[0];
- FBO_Blit(srcFbo, NULL, NULL, dstFbo, dstBox, &tr.calclevels4xShader[0], NULL, 0);
+ FBO_Blit(hdrFbo, hdrBox, NULL, tr.textureScratchFbo[0], dstBox, &tr.calclevels4xShader[0], NULL, 0);
srcFbo = tr.textureScratchFbo[0];
dstFbo = tr.textureScratchFbo[1];
@@ -92,11 +90,20 @@ void RB_ToneMap(FBO_t *hdrFbo, int autoExposure)
else
GL_BindToTMU(tr.fixedLevelsImage, TB_LEVELSMAP);
- FBO_Blit(hdrFbo, NULL, NULL, tr.screenScratchFbo, NULL, &tr.tonemapShader, color, 0);
+ FBO_Blit(hdrFbo, hdrBox, NULL, ldrFbo, ldrBox, &tr.tonemapShader, color, 0);
}
+/*
+=============
+RB_BokehBlur
+
+
+Blurs a part of one framebuffer to another.
-void RB_BokehBlur(float blur)
+Framebuffers can be identical.
+=============
+*/
+void RB_BokehBlur(FBO_t *src, vec4i_t srcBox, FBO_t *dst, vec4i_t dstBox, float blur)
{
// vec4i_t srcBox, dstBox;
vec4_t color;
@@ -111,9 +118,16 @@ void RB_BokehBlur(float blur)
// bokeh blur
if (blur > 0.0f)
{
+ vec4i_t quarterBox;
+
+ quarterBox[0] = 0;
+ quarterBox[1] = tr.quarterFbo[0]->height;
+ quarterBox[2] = tr.quarterFbo[0]->width;
+ quarterBox[3] = -tr.quarterFbo[0]->height;
+
// create a quarter texture
//FBO_Blit(NULL, NULL, NULL, tr.quarterFbo[0], NULL, NULL, NULL, 0);
- FBO_FastBlit(tr.screenScratchFbo, NULL, tr.quarterFbo[0], NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);
+ FBO_FastBlit(src, srcBox, tr.quarterFbo[0], quarterBox, GL_COLOR_BUFFER_BIT, GL_LINEAR);
}
#ifndef HQ_BLUR
@@ -130,18 +144,18 @@ void RB_BokehBlur(float blur)
// Crossfade original with quarter texture
VectorSet4(color, 1, 1, 1, blur);
- FBO_Blit(tr.quarterFbo[0], NULL, NULL, tr.screenScratchFbo, NULL, NULL, color, GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA);
+ FBO_Blit(tr.quarterFbo[0], NULL, NULL, dst, dstBox, NULL, color, GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA);
}
#ifndef HQ_BLUR
// ok blur, but can see some pixelization
else if (blur > 1.0f && blur <= 2.0f)
{
// crossfade quarter texture with 1/16th texture
- FBO_Blit(tr.quarterFbo[0], NULL, NULL, tr.screenScratchFbo, NULL, NULL, NULL, 0);
+ FBO_Blit(tr.quarterFbo[0], NULL, NULL, dst, dstBox, NULL, NULL, 0);
VectorSet4(color, 1, 1, 1, blur - 1.0f);
- FBO_Blit(tr.textureScratchFbo[0], NULL, NULL, tr.screenScratchFbo, NULL, NULL, color, GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA);
+ FBO_Blit(tr.textureScratchFbo[0], NULL, NULL, dst, dstBox, NULL, color, GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA);
}
else if (blur > 2.0f)
{
@@ -169,7 +183,7 @@ void RB_BokehBlur(float blur)
FBO_Blit(tr.textureScratchFbo[0], NULL, blurTexScale, tr.textureScratchFbo[1], NULL, &tr.bokehShader, color, 0);
}
- FBO_Blit(tr.textureScratchFbo[1], NULL, NULL, tr.screenScratchFbo, NULL, &tr.textureColorShader, NULL, 0);
+ FBO_Blit(tr.textureScratchFbo[1], NULL, NULL, dst, dstBox, &tr.textureColorShader, NULL, 0);
}
#else // higher quality blur, but slower
else if (blur > 1.0f)
@@ -203,7 +217,7 @@ void RB_BokehBlur(float blur)
FBO_Blit(tr.quarterFbo[0], NULL, blurTexScale, tr.quarterFbo[1], NULL, &tr.bokehShader, color, GLS_SRCBLEND_SRC_ALPHA | GLS_DSTBLEND_ONE_MINUS_SRC_ALPHA);
}
- FBO_Blit(tr.quarterFbo[1], NULL, NULL, tr.screenScratchFbo, NULL, &tr.textureColorShader, NULL, 0);
+ FBO_Blit(tr.quarterFbo[1], NULL, NULL, dst, dstBox, &tr.textureColorShader, NULL, 0);
}
#endif
}
@@ -284,9 +298,8 @@ static qboolean RB_UpdateSunFlareVis(void)
return sampleCount > 0;
}
-void RB_SunRays(void)
+void RB_SunRays(FBO_t *srcFbo, vec4i_t srcBox, FBO_t *dstFbo, vec4i_t dstBox)
{
- vec4i_t srcBox, dstBox;
vec4_t color;
float dot;
const float cutoff = 0.25f;
@@ -325,27 +338,38 @@ void RB_SunRays(void)
hpos[3] = 0.5f / hpos[3];
pos[0] = 0.5f + hpos[0] * hpos[3];
- pos[1] = 0.5f - hpos[1] * hpos[3];
+ pos[1] = 0.5f + hpos[1] * hpos[3];
// initialize quarter buffers
{
float mul = 1.f;
vec2_t texScale;
+ vec4i_t rayBox, quarterBox;
texScale[0] =
texScale[1] = 1.0f;
VectorSet4(color, mul, mul, mul, 1);
+ rayBox[0] = srcBox[0] * tr.sunRaysFbo->width / srcFbo->width;
+ rayBox[1] = srcBox[1] * tr.sunRaysFbo->height / srcFbo->height;
+ rayBox[2] = srcBox[2] * tr.sunRaysFbo->width / srcFbo->width;
+ rayBox[3] = srcBox[3] * tr.sunRaysFbo->height / srcFbo->height;
+
+ quarterBox[0] = 0;
+ quarterBox[1] = tr.quarterFbo[0]->height;
+ quarterBox[2] = tr.quarterFbo[0]->width;
+ quarterBox[3] = -tr.quarterFbo[0]->height;
+
// first, downsample the framebuffer
if (colorize)
{
- FBO_FastBlit(tr.screenScratchFbo, NULL, tr.quarterFbo[0], NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);
- FBO_Blit(tr.sunRaysFbo, NULL, NULL, tr.quarterFbo[0], NULL, NULL, color, GLS_SRCBLEND_DST_COLOR | GLS_DSTBLEND_ZERO);
+ FBO_FastBlit(srcFbo, srcBox, tr.quarterFbo[0], quarterBox, GL_COLOR_BUFFER_BIT, GL_LINEAR);
+ FBO_Blit(tr.sunRaysFbo, rayBox, NULL, tr.quarterFbo[0], quarterBox, NULL, color, GLS_SRCBLEND_DST_COLOR | GLS_DSTBLEND_ZERO);
}
else
{
- FBO_FastBlit(tr.sunRaysFbo, NULL, tr.quarterFbo[0], NULL, GL_COLOR_BUFFER_BIT, GL_LINEAR);
+ FBO_FastBlit(tr.sunRaysFbo, rayBox, tr.quarterFbo[0], quarterBox, GL_COLOR_BUFFER_BIT, GL_LINEAR);
}
}
@@ -371,9 +395,7 @@ void RB_SunRays(void)
VectorSet4(color, mul, mul, mul, 1);
- VectorSet4(srcBox, 0, 0, tr.quarterFbo[0]->width, tr.quarterFbo[0]->height);
- VectorSet4(dstBox, 0, 0, glConfig.vidWidth, glConfig.vidHeight);
- FBO_Blit(tr.quarterFbo[0], srcBox, texScale, tr.screenScratchFbo, dstBox, &tr.textureColorShader, color, GLS_SRCBLEND_ONE | GLS_DSTBLEND_ONE);
+ FBO_Blit(tr.quarterFbo[0], NULL, texScale, dstFbo, dstBox, &tr.textureColorShader, color, GLS_SRCBLEND_ONE | GLS_DSTBLEND_ONE);
}
}
generated by cgit (git 2.34.1) at 2025-04-08 19:33:09 +0000