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https://git.code.sf.net/p/quake/quakeforge-old
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allow r_fog, r_volfog and r_wateralpha to be independent of each other. Interesting effects on entities (eg zombies on walls): they wind up full white (1,1,1, I guess).
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451b4056a4
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1 changed files with 18 additions and 2 deletions
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@ -1068,7 +1068,7 @@ R_RenderView ( void ) {
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// render normal view
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/*** Render Volumetric Fog ***/
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#if 0
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if(r_volfog->value)
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{
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R_RenderScene ();
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@ -1119,17 +1119,33 @@ R_RenderView ( void ) {
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/*** Regular rendering code ***/
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else
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#endif
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{
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if (r_fog->value) {
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glFogi (GL_FOG_MODE, GL_EXP2);
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glFogfv (GL_FOG_COLOR, colors);
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glFogf (GL_FOG_DENSITY, (GLfloat) r_fog->value);
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glEnable (GL_FOG);
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}
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R_RenderScene ();
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R_DrawViewModel ();
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if (r_wateralpha->value<1.0) {
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if (r_wateralpha->value<1.0 || r_volfog->value) {
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glClear(GL_STENCIL_BUFFER_BIT);
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glStencilFunc(GL_ALWAYS, 1, 1);
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glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
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glEnable(GL_DEPTH_TEST);
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glDepthFunc(GL_LESS);
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}
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if (r_volfog->value && !r_fog->value) {
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glFogi (GL_FOG_MODE, GL_EXP2);
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glFogfv (GL_FOG_COLOR, colors);
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// fixme: GL_FOG_DENSITY should have r_volfog_density var
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glFogf (GL_FOG_DENSITY, r_volfog->value);
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glEnable (GL_FOG);
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}
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R_DrawWaterSurfaces ();
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if (r_volfog->value || r_fog->value)
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glDisable(GL_FOG);
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if (r_wateralpha->value<1.0) {
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glStencilFunc(GL_EQUAL, 1, 1);
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glStencilMask(GL_FALSE);
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