"# endif\n"
"# ifdef GL_ARB_texture_gather\n"
"# extension GL_ARB_texture_gather : enable\n"
-"# define USETEXTUREGATHER\n"
"# else\n"
"# ifdef GL_AMD_texture_texture4\n"
"# extension GL_AMD_texture_texture4 : enable\n"
-"# define USETEXTUREGATHER\n"
-"# define textureGather texture4\n"
"# endif\n"
"# endif\n"
"#endif\n"
"#endif // USEOFFSETMAPPING\n"
"\n"
"#if defined(USESHADOWMAPRECT) || defined(USESHADOWMAP2D) || defined(USESHADOWMAPCUBE)\n"
-"uniform vec4 ShadowMap_TextureScale;\n"
+"uniform vec2 ShadowMap_TextureScale;\n"
"uniform vec4 ShadowMap_Parameters;\n"
"#endif\n"
"\n"
" float ma;\n"
" if (adir.x > adir.y)\n"
" {\n"
-" if (adir.x > adir.z)\n"
+" if (adir.x > adir.z) // X\n"
" {\n"
" ma = adir.x;\n"
-" if (dir.x >= 0.0) { tc = vec2(-dir.z, -dir.y); offset = vec2(0.5, 0.5); } // +X\n"
-" else { tc = vec2( dir.z, -dir.y); offset = vec2(1.5, 0.5); } // -X\n"
+" tc = dir.zy;\n"
+" offset = vec2(mix(0.5, 1.5, dir.x < 0.0), 0.5);\n"
" }\n"
-" else\n"
+" else // Z\n"
" {\n"
" ma = adir.z;\n"
-" if (dir.z >= 0.0) { tc = vec2( dir.x, -dir.y); offset = vec2(0.5, 2.5); } // +Z\n"
-" else { tc = vec2(-dir.x, -dir.y); offset = vec2(1.5, 2.5); } // -Z\n"
+" tc = dir.xy;\n"
+" offset = vec2(mix(0.5, 1.5, dir.z < 0.0), 2.5);\n"
" }\n"
" }\n"
" else\n"
" {\n"
-" if (adir.y > adir.z)\n"
+" if (adir.y > adir.z) // Y\n"
" {\n"
" ma = adir.y;\n"
-" if (dir.y >= 0.0) { tc = vec2( dir.x, dir.z); offset = vec2(0.5, 1.5); } // +Y\n"
-" else { tc = vec2( dir.x, -dir.z); offset = vec2(1.5, 1.5); } // -Y\n"
+" tc = dir.xz;\n"
+" offset = vec2(mix(0.5, 1.5, dir.y < 0.0), 1.5);\n"
" }\n"
-" else\n"
+" else // Z\n"
" {\n"
" ma = adir.z;\n"
-" if (dir.z >= 0.0) { tc = vec2( dir.x, -dir.y); offset = vec2(0.5, 2.5); } // +Z\n"
-" else { tc = vec2(-dir.x, -dir.y); offset = vec2(1.5, 2.5); } // -Z\n"
+" tc = dir.xy;\n"
+" offset = vec2(mix(0.5, 1.5, dir.z < 0.0), 2.5);\n"
" }\n"
" }\n"
"\n"
-" vec3 stc = vec3(tc * ShadowMap_Parameters.x, ShadowMap_Parameters.w) / ma + vec3(offset * ShadowMap_Parameters.y, ShadowMap_Parameters.z);\n"
-" stc.xy *= ShadowMap_TextureScale.xy;\n"
+" vec3 stc = vec3(tc * ShadowMap_Parameters.x, ShadowMap_Parameters.w) / ma;\n"
+" stc.xy += offset * ShadowMap_Parameters.y;\n"
+" stc.z += ShadowMap_Parameters.z;\n"
+"# if showshadowmap\n"
+" stc.xy *= ShadowMap_TextureScale;\n"
+"# endif\n"
" return stc;\n"
"# else\n"
-" return vec3(textureCube(Texture_CubeProjection, dir.xyz).ra * ShadowMap_Parameters.xy, ShadowMap_Parameters.z + ShadowMap_Parameters.w / max(max(adir.x, adir.y), adir.z));\n"
+" vec4 proj = textureCube(Texture_CubeProjection, dir);\n"
+" float ma = max(max(adir.x, adir.y), adir.z);\n"
+" vec3 stc = vec3(mix(dir.xy, dir.zz, proj.xy) * ShadowMap_Parameters.x, ShadowMap_Parameters.w) / ma;\n"
+" stc.xy += proj.zw * ShadowMap_Parameters.y;\n"
+" stc.z += ShadowMap_Parameters.z;\n"
+"# if showshadowmap\n"
+" stc.xy *= ShadowMap_TextureScale;\n"
+"# endif\n"
+" return stc;\n"
"# endif\n"
"}\n"
"#endif // defined(USESHADOWMAPRECT) || defined(USESHADOWMAP2D)\n"
"# if USESHADOWMAPPCF > 1\n"
"# define texval(x, y) texture2DRect(Texture_ShadowMapRect, center + vec2(x, y)).r\n"
" vec2 center = shadowmaptc.xy - 0.5, offset = fract(center);\n"
-" vec4 row1 = step(shadowmaptc.z, vec4(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0), texval( 2.0, -1.0))),\n"
-" row2 = step(shadowmaptc.z, vec4(texval(-1.0, 0.0), texval( 0.0, 0.0), texval( 1.0, 0.0), texval( 2.0, 0.0))),\n"
-" row3 = step(shadowmaptc.z, vec4(texval(-1.0, 1.0), texval( 0.0, 1.0), texval( 1.0, 1.0), texval( 2.0, 1.0))),\n"
-" row4 = step(shadowmaptc.z, vec4(texval(-1.0, 2.0), texval( 0.0, 2.0), texval( 1.0, 2.0), texval( 2.0, 2.0))),\n"
-" cols = row2 + row3 + mix(row1, row4, offset.y);\n"
+" vec4 row1 = step(shadowmaptc.z, vec4(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0), texval( 2.0, -1.0)));\n"
+" vec4 row2 = step(shadowmaptc.z, vec4(texval(-1.0, 0.0), texval( 0.0, 0.0), texval( 1.0, 0.0), texval( 2.0, 0.0)));\n"
+" vec4 row3 = step(shadowmaptc.z, vec4(texval(-1.0, 1.0), texval( 0.0, 1.0), texval( 1.0, 1.0), texval( 2.0, 1.0)));\n"
+" vec4 row4 = step(shadowmaptc.z, vec4(texval(-1.0, 2.0), texval( 0.0, 2.0), texval( 1.0, 2.0), texval( 2.0, 2.0)));\n"
+" vec4 cols = row2 + row3 + mix(row1, row4, offset.y);\n"
" f = dot(mix(cols.xyz, cols.yzw, offset.x), vec3(1.0/9.0));\n"
"# else\n"
"# define texval(x, y) texture2DRect(Texture_ShadowMapRect, shadowmaptc.xy + vec2(x, y)).r\n"
" vec2 offset = fract(shadowmaptc.xy);\n"
-" vec3 row1 = step(shadowmaptc.z, vec3(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0))),\n"
-" row2 = step(shadowmaptc.z, vec3(texval(-1.0, 0.0), texval( 0.0, 0.0), texval( 1.0, 0.0))),\n"
-" row3 = step(shadowmaptc.z, vec3(texval(-1.0, 1.0), texval( 0.0, 1.0), texval( 1.0, 1.0))),\n"
-" cols = row2 + mix(row1, row3, offset.y);\n"
+" vec3 row1 = step(shadowmaptc.z, vec3(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0)));\n"
+" vec3 row2 = step(shadowmaptc.z, vec3(texval(-1.0, 0.0), texval( 0.0, 0.0), texval( 1.0, 0.0)));\n"
+" vec3 row3 = step(shadowmaptc.z, vec3(texval(-1.0, 1.0), texval( 0.0, 1.0), texval( 1.0, 1.0)));\n"
+" vec3 cols = row2 + mix(row1, row3, offset.y);\n"
" f = dot(mix(cols.xy, cols.yz, offset.x), vec2(0.25));\n"
"# endif\n"
"# else\n"
"\n"
"# ifdef USESHADOWSAMPLER\n"
"# ifdef USESHADOWMAPPCF\n"
-"# ifdef GL_EXT_gpu_shader4\n"
-"# define texval(x, y) shadow2DOffset(Texture_ShadowMap2D, shadowmaptc, ivec2(x, y)).r\n"
-"# else\n"
-"# define texval(x, y) shadow2D(Texture_ShadowMap2D, vec3(shadowmaptc.xy + vec2(x, y)*ShadowMap_TextureScale.xy, shadowmaptc.z)).r \n"
-"# endif\n"
+"# define texval(x, y) shadow2D(Texture_ShadowMap2D, vec3(center + vec2(x, y)*ShadowMap_TextureScale, shadowmaptc.z)).r \n"
+" vec2 center = shadowmaptc.xy*ShadowMap_TextureScale;\n"
" f = dot(vec4(0.25), vec4(texval(-0.4, 1.0), texval(-1.0, -0.4), texval(0.4, -1.0), texval(1.0, 0.4)));\n"
"# else\n"
-" f = shadow2D(Texture_ShadowMap2D, shadowmaptc).r;\n"
+" f = shadow2D(Texture_ShadowMap2D, vec3(shadowmaptc.xy*ShadowMap_TextureScale, shadowmaptc.z)).r;\n"
"# endif\n"
"# else\n"
"# ifdef USESHADOWMAPPCF\n"
-"# ifdef USETEXTUREGATHER\n"
-" vec2 center = shadowmaptc.xy*ShadowMap_TextureScale.zw - 0.5, offset = fract(center);\n"
-" vec4 group1 = step(shadowmaptc.z, textureGather(Texture_ShadowMap2D, (center + vec2(-1.0, -1.0))*ShadowMap_TextureScale.xy)),\n"
-" group2 = step(shadowmaptc.z, textureGather(Texture_ShadowMap2D, (center + vec2( 1.0, -1.0))*ShadowMap_TextureScale.xy)),\n"
-" group3 = step(shadowmaptc.z, textureGather(Texture_ShadowMap2D, (center + vec2(-1.0, 1.0))*ShadowMap_TextureScale.xy)),\n"
-" group4 = step(shadowmaptc.z, textureGather(Texture_ShadowMap2D, (center + vec2( 1.0, 1.0))*ShadowMap_TextureScale.xy)),\n"
-" cols = vec4(group1.rg, group2.rg) + vec4(group3.ab, group4.ab) +\n"
+"# if defined(GL_ARB_texture_gather) || defined(GL_AMD_texture_texture4)\n"
+"# ifdef GL_ARB_texture_gather\n"
+"# define texval(x, y) textureGatherOffset(Texture_ShadowMap2D, center, ivec(x, y))\n"
+"# else\n"
+"# define texval(x, y) texture4(Texture_ShadowMap2D, center + vec2(x,y)*ShadowMap_TextureScale)\n"
+"# endif\n"
+" vec2 center = shadowmaptc.xy - 0.5, offset = fract(center);\n"
+" center *= ShadowMap_TextureScale;\n"
+" vec4 group1 = step(shadowmaptc.z, texval(-1.0, -1.0));\n"
+" vec4 group2 = step(shadowmaptc.z, texval( 1.0, -1.0));\n"
+" vec4 group3 = step(shadowmaptc.z, texval(-1.0, 1.0));\n"
+" vec4 group4 = step(shadowmaptc.z, texval( 1.0, 1.0));\n"
+" vec4 cols = vec4(group1.rg, group2.rg) + vec4(group3.ab, group4.ab) +\n"
" mix(vec4(group1.ab, group2.ab), vec4(group3.rg, group4.rg), offset.y);\n"
" f = dot(mix(cols.xyz, cols.yzw, offset.x), vec3(1.0/9.0));\n"
"# else\n"
-"# if USESHADOWMAPPCF > 1\n"
-"# ifdef GL_EXT_gpu_shader4\n"
-" vec2 center = shadowmaptc.xy - 0.5*ShadowMap_TextureScale.xy, offset = fract(center*ShadowMap_TextureScale.zw);\n"
-"# define texval(x, y) texture2DOffset(Texture_ShadowMap2D, center, ivec2(x, y)).r\n"
-"# else\n"
-" vec2 center = shadowmaptc.xy*ShadowMap_TextureScale.zw - 0.5, offset = fract(center);\n"
-"# define texval(x, y) texture2D(Texture_ShadowMap2D, (center + vec2(x, y))*ShadowMap_TextureScale.xy).r \n"
-"# endif\n"
-" vec4 row1 = step(shadowmaptc.z, vec4(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0), texval( 2.0, -1.0))),\n"
-" row2 = step(shadowmaptc.z, vec4(texval(-1.0, 0.0), texval( 0.0, 0.0), texval( 1.0, 0.0), texval( 2.0, 0.0))),\n"
-" row3 = step(shadowmaptc.z, vec4(texval(-1.0, 1.0), texval( 0.0, 1.0), texval( 1.0, 1.0), texval( 2.0, 1.0))),\n"
-" row4 = step(shadowmaptc.z, vec4(texval(-1.0, 2.0), texval( 0.0, 2.0), texval( 1.0, 2.0), texval( 2.0, 2.0))),\n"
-" cols = row2 + row3 + mix(row1, row4, offset.y);\n"
+"# ifdef GL_EXT_gpu_shader4\n"
+"# define texval(x, y) texture2DOffset(Texture_ShadowMap2D, center, ivec2(x, y)).r\n"
+"# else\n"
+"# define texval(x, y) texture2D(Texture_ShadowMap2D, center + vec2(x, y)*ShadowMap_TextureScale).r \n"
+"# endif\n"
+"# if USESHADOWMAPPCF > 1\n"
+" vec2 center = shadowmaptc.xy - 0.5, offset = fract(center);\n"
+" center *= ShadowMap_TextureScale;\n"
+" vec4 row1 = step(shadowmaptc.z, vec4(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0), texval( 2.0, -1.0)));\n"
+" vec4 row2 = step(shadowmaptc.z, vec4(texval(-1.0, 0.0), texval( 0.0, 0.0), texval( 1.0, 0.0), texval( 2.0, 0.0)));\n"
+" vec4 row3 = step(shadowmaptc.z, vec4(texval(-1.0, 1.0), texval( 0.0, 1.0), texval( 1.0, 1.0), texval( 2.0, 1.0)));\n"
+" vec4 row4 = step(shadowmaptc.z, vec4(texval(-1.0, 2.0), texval( 0.0, 2.0), texval( 1.0, 2.0), texval( 2.0, 2.0)));\n"
+" vec4 cols = row2 + row3 + mix(row1, row4, offset.y);\n"
" f = dot(mix(cols.xyz, cols.yzw, offset.x), vec3(1.0/9.0));\n"
"# else\n"
-"# ifdef GL_EXT_gpu_shader4\n"
-"# define texval(x, y) texture2DOffset(Texture_ShadowMap2D, shadowmaptc.xy, ivec2(x, y)).r\n"
-"# else\n"
-"# define texval(x, y) texture2D(Texture_ShadowMap2D, shadowmaptc.xy + vec2(x, y)*ShadowMap_TextureScale.xy).r \n"
-"# endif\n"
-" vec2 offset = fract(shadowmaptc.xy*ShadowMap_TextureScale.zw);\n"
-" vec3 row1 = step(shadowmaptc.z, vec3(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0))),\n"
-" row2 = step(shadowmaptc.z, vec3(texval(-1.0, 0.0), texval( 0.0, 0.0), texval( 1.0, 0.0))),\n"
-" row3 = step(shadowmaptc.z, vec3(texval(-1.0, 1.0), texval( 0.0, 1.0), texval( 1.0, 1.0))),\n"
-" cols = row2 + mix(row1, row3, offset.y);\n"
+" vec2 center = shadowmaptc.xy*ShadowMap_TextureScale, offset = fract(shadowmaptc.xy);\n"
+" vec3 row1 = step(shadowmaptc.z, vec3(texval(-1.0, -1.0), texval( 0.0, -1.0), texval( 1.0, -1.0)));\n"
+" vec3 row2 = step(shadowmaptc.z, vec3(texval(-1.0, 0.0), texval( 0.0, 0.0), texval( 1.0, 0.0)));\n"
+" vec3 row3 = step(shadowmaptc.z, vec3(texval(-1.0, 1.0), texval( 0.0, 1.0), texval( 1.0, 1.0)));\n"
+" vec3 cols = row2 + mix(row1, row3, offset.y);\n"
" f = dot(mix(cols.xy, cols.yz, offset.x), vec2(0.25));\n"
"# endif\n"
"# endif\n"
"# else\n"
-" f = step(shadowmaptc.z, texture2D(Texture_ShadowMap2D, shadowmaptc.xy).r);\n"
+" f = step(shadowmaptc.z, texture2D(Texture_ShadowMap2D, shadowmaptc.xy*ShadowMap_TextureScale).r);\n"
"# endif\n"
"# endif\n"
" return f;\n"
extern qboolean r_shadow_usingshadowmaprect;
extern qboolean r_shadow_usingshadowmapcube;
extern qboolean r_shadow_usingshadowmap2d;
-extern float r_shadow_shadowmap_texturescale[4];
+extern float r_shadow_shadowmap_texturescale[2];
extern float r_shadow_shadowmap_parameters[4];
extern qboolean r_shadow_shadowmapvsdct;
extern qboolean r_shadow_shadowmapsampler;
// additive passes are only darkened by fog, not tinted
if (r_glsl_permutation->loc_FogColor >= 0)
qglUniform3fARB(r_glsl_permutation->loc_FogColor, 0, 0, 0);
- if (r_glsl_permutation->loc_ShadowMap_TextureScale >= 0) qglUniform4fARB(r_glsl_permutation->loc_ShadowMap_TextureScale, r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1], r_shadow_shadowmap_texturescale[2], r_shadow_shadowmap_texturescale[3]);
+ if (r_glsl_permutation->loc_ShadowMap_TextureScale >= 0) qglUniform2fARB(r_glsl_permutation->loc_ShadowMap_TextureScale, r_shadow_shadowmap_texturescale[0], r_shadow_shadowmap_texturescale[1]);
if (r_glsl_permutation->loc_ShadowMap_Parameters >= 0) qglUniform4fARB(r_glsl_permutation->loc_ShadowMap_Parameters, r_shadow_shadowmap_parameters[0], r_shadow_shadowmap_parameters[1], r_shadow_shadowmap_parameters[2], r_shadow_shadowmap_parameters[3]);
}
else
r_waterstate.textureheight = textureheight;
}
- // when doing a reduced render (HDR) we want to use a smaller area
- r_waterstate.waterwidth = (int)bound(1, r_refdef.view.width * r_water_resolutionmultiplier.value, r_refdef.view.width);
- r_waterstate.waterheight = (int)bound(1, r_refdef.view.height * r_water_resolutionmultiplier.value, r_refdef.view.height);
-
- if (r_waterstate.waterwidth)
+ if (r_waterstate.texturewidth)
{
r_waterstate.enabled = true;
+ // when doing a reduced render (HDR) we want to use a smaller area
+ r_waterstate.waterwidth = (int)bound(1, r_refdef.view.width * r_water_resolutionmultiplier.value, r_refdef.view.width);
+ r_waterstate.waterheight = (int)bound(1, r_refdef.view.height * r_water_resolutionmultiplier.value, r_refdef.view.height);
+
// set up variables that will be used in shader setup
r_waterstate.screenscale[0] = 0.5f * (float)r_waterstate.waterwidth / (float)r_waterstate.texturewidth;
r_waterstate.screenscale[1] = 0.5f * (float)r_waterstate.waterheight / (float)r_waterstate.textureheight;
return;
}
- if (!r_refdef.scene.entities || r_refdef.view.width * r_refdef.view.height == 0/* || !r_refdef.scene.worldmodel*/)
+ if (!r_refdef.scene.entities || r_refdef.view.width * r_refdef.view.height == 0 || !r_renderview.integer/* || !r_refdef.scene.worldmodel*/)
return; //Host_Error ("R_RenderView: NULL worldmodel");
r_refdef.view.colorscale = r_hdr_scenebrightness.value;
projects / xonotic / darkplaces.git / blobdiff