X-Git-Url: https://de.git.xonotic.org/?a=blobdiff_plain;f=r_shadow.c;h=ebcb4601810e1c8867123ebc888a1847a543749e;hb=773e0a178599b53bf0737366ebcb626ae71a412d;hp=01f23c28f5edc58460f4c7a0ab868d8f4efb0cc5;hpb=76285e846057dd44284deb36b7b4a21a7768594c;p=xonotic%2Fdarkplaces.git diff --git a/r_shadow.c b/r_shadow.c index 01f23c28..ebcb4601 100644 --- a/r_shadow.c +++ b/r_shadow.c @@ -194,6 +194,7 @@ rtexturepool_t *r_shadow_texturepool; rtexture_t *r_shadow_attenuationgradienttexture; rtexture_t *r_shadow_attenuation2dtexture; rtexture_t *r_shadow_attenuation3dtexture; +rtexture_t *r_shadow_lightcorona; // lights are reloaded when this changes char r_shadow_mapname[MAX_QPATH]; @@ -232,6 +233,8 @@ cvar_t r_shadow_culltriangles = {0, "r_shadow_culltriangles", "1", "performs mor cvar_t r_shadow_polygonfactor = {0, "r_shadow_polygonfactor", "0", "how much to enlarge shadow volume polygons when rendering (should be 0!)"}; cvar_t r_shadow_polygonoffset = {0, "r_shadow_polygonoffset", "1", "how much to push shadow volumes into the distance when rendering, to reduce chances of zfighting artifacts (should not be less than 0)"}; cvar_t r_shadow_texture3d = {0, "r_shadow_texture3d", "1", "use 3D voxel textures for spherical attenuation rather than cylindrical (does not affect r_glsl lighting)"}; +cvar_t r_coronas = {CVAR_SAVE, "r_coronas", "1", "brightness of corona flare effects around certain lights, 0 disables corona effects"}; +cvar_t gl_flashblend = {CVAR_SAVE, "gl_flashblend", "0", "render bright coronas for dynamic lights instead of actual lighting, fast but ugly"}; cvar_t gl_ext_separatestencil = {0, "gl_ext_separatestencil", "1", "make use of OpenGL 2.0 glStencilOpSeparate or GL_ATI_separate_stencil extension"}; cvar_t gl_ext_stenciltwoside = {0, "gl_ext_stenciltwoside", "1", "make use of GL_EXT_stenciltwoside extension (NVIDIA only)"}; cvar_t r_editlights = {0, "r_editlights", "0", "enables .rtlights file editing mode"}; @@ -253,7 +256,7 @@ static float r_shadow_attenlinearscale; // r_shadow_lightattenuationlinearscale static float r_shadow_attentable[ATTENTABLESIZE+1]; rtlight_t *r_shadow_compilingrtlight; -dlight_t *r_shadow_worldlightchain; +static memexpandablearray_t r_shadow_worldlightsarray; dlight_t *r_shadow_selectedlight; dlight_t r_shadow_bufferlight; vec3_t r_editlights_cursorlocation; @@ -281,6 +284,15 @@ void R_Shadow_EditLights_Reload_f(void); void R_Shadow_ValidateCvars(void); static void R_Shadow_MakeTextures(void); +// VorteX: custom editor light sprites +#define EDLIGHTSPRSIZE 8 +cachepic_t *r_editlights_sprcursor; +cachepic_t *r_editlights_sprlight; +cachepic_t *r_editlights_sprnoshadowlight; +cachepic_t *r_editlights_sprcubemaplight; +cachepic_t *r_editlights_sprcubemapnoshadowlight; +cachepic_t *r_editlights_sprselection; + void r_shadow_start(void) { // allocate vertex processing arrays @@ -444,6 +456,8 @@ void R_Shadow_Init(void) Cvar_RegisterVariable(&r_shadow_polygonfactor); Cvar_RegisterVariable(&r_shadow_polygonoffset); Cvar_RegisterVariable(&r_shadow_texture3d); + Cvar_RegisterVariable(&r_coronas); + Cvar_RegisterVariable(&gl_flashblend); Cvar_RegisterVariable(&gl_ext_separatestencil); Cvar_RegisterVariable(&gl_ext_stenciltwoside); if (gamemode == GAME_TENEBRAE) @@ -453,7 +467,7 @@ void R_Shadow_Init(void) } Cmd_AddCommand("r_shadow_help", R_Shadow_Help_f, "prints documentation on console commands and variables used by realtime lighting and shadowing system"); R_Shadow_EditLights_Init(); - r_shadow_worldlightchain = NULL; + Mem_ExpandableArray_NewArray(&r_shadow_worldlightsarray, r_main_mempool, sizeof(dlight_t), 128); maxshadowtriangles = 0; shadowelements = NULL; maxshadowvertices = 0; @@ -907,27 +921,46 @@ void R_Shadow_RenderVolume(int numvertices, int numtriangles, const float *verte CHECKGLERROR } -static unsigned char R_Shadow_MakeTextures_SamplePoint(float x, float y, float z) +static void R_Shadow_MakeTextures_MakeCorona(void) +{ + float dx, dy; + int x, y, a; + unsigned char pixels[32][32][4]; + for (y = 0;y < 32;y++) + { + dy = (y - 15.5f) * (1.0f / 16.0f); + for (x = 0;x < 32;x++) + { + dx = (x - 15.5f) * (1.0f / 16.0f); + a = (int)(((1.0f / (dx * dx + dy * dy + 0.2f)) - (1.0f / (1.0f + 0.2))) * 32.0f / (1.0f / (1.0f + 0.2))); + a = bound(0, a, 255); + pixels[y][x][0] = a; + pixels[y][x][1] = a; + pixels[y][x][2] = a; + pixels[y][x][3] = 255; + } + } + r_shadow_lightcorona = R_LoadTexture2D(r_shadow_texturepool, "lightcorona", 32, 32, &pixels[0][0][0], TEXTYPE_BGRA, TEXF_PRECACHE, NULL); +} + +static unsigned int R_Shadow_MakeTextures_SamplePoint(float x, float y, float z) { float dist = sqrt(x*x+y*y+z*z); float intensity = dist < 1 ? ((1.0f - dist) * r_shadow_lightattenuationlinearscale.value / (r_shadow_lightattenuationdividebias.value + dist*dist)) : 0; - return (unsigned char)bound(0, intensity * 256.0f, 255); + // note this code could suffer byte order issues except that it is multiplying by an integer that reads the same both ways + return (unsigned char)bound(0, intensity * 256.0f, 255) * 0x01010101; } static void R_Shadow_MakeTextures(void) { int x, y, z; float intensity, dist; - unsigned char *data; - unsigned int palette[256]; + unsigned int *data; R_FreeTexturePool(&r_shadow_texturepool); r_shadow_texturepool = R_AllocTexturePool(); r_shadow_attenlinearscale = r_shadow_lightattenuationlinearscale.value; r_shadow_attendividebias = r_shadow_lightattenuationdividebias.value; - // note this code could suffer byte order issues except that it is multiplying by an integer that reads the same both ways - for (x = 0;x < 256;x++) - palette[x] = x * 0x01010101; - data = (unsigned char *)Mem_Alloc(tempmempool, max(max(ATTEN3DSIZE*ATTEN3DSIZE*ATTEN3DSIZE, ATTEN2DSIZE*ATTEN2DSIZE), ATTEN1DSIZE)); + data = (unsigned int *)Mem_Alloc(tempmempool, max(max(ATTEN3DSIZE*ATTEN3DSIZE*ATTEN3DSIZE, ATTEN2DSIZE*ATTEN2DSIZE), ATTEN1DSIZE) * 4); // the table includes one additional value to avoid the need to clamp indexing due to minor math errors for (x = 0;x <= ATTENTABLESIZE;x++) { @@ -938,12 +971,12 @@ static void R_Shadow_MakeTextures(void) // 1D gradient texture for (x = 0;x < ATTEN1DSIZE;x++) data[x] = R_Shadow_MakeTextures_SamplePoint((x + 0.5f) * (1.0f / ATTEN1DSIZE) * (1.0f / 0.9375), 0, 0); - r_shadow_attenuationgradienttexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation1d", ATTEN1DSIZE, 1, data, TEXTYPE_PALETTE, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA, palette); + r_shadow_attenuationgradienttexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation1d", ATTEN1DSIZE, 1, (unsigned char *)data, TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA, NULL); // 2D circle texture for (y = 0;y < ATTEN2DSIZE;y++) for (x = 0;x < ATTEN2DSIZE;x++) data[y*ATTEN2DSIZE+x] = R_Shadow_MakeTextures_SamplePoint(((x + 0.5f) * (2.0f / ATTEN2DSIZE) - 1.0f) * (1.0f / 0.9375), ((y + 0.5f) * (2.0f / ATTEN2DSIZE) - 1.0f) * (1.0f / 0.9375), 0); - r_shadow_attenuation2dtexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation2d", ATTEN2DSIZE, ATTEN2DSIZE, data, TEXTYPE_PALETTE, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA, palette); + r_shadow_attenuation2dtexture = R_LoadTexture2D(r_shadow_texturepool, "attenuation2d", ATTEN2DSIZE, ATTEN2DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA, NULL); // 3D sphere texture if (r_shadow_texture3d.integer && gl_texture3d) { @@ -951,11 +984,21 @@ static void R_Shadow_MakeTextures(void) for (y = 0;y < ATTEN3DSIZE;y++) for (x = 0;x < ATTEN3DSIZE;x++) data[(z*ATTEN3DSIZE+y)*ATTEN3DSIZE+x] = R_Shadow_MakeTextures_SamplePoint(((x + 0.5f) * (2.0f / ATTEN3DSIZE) - 1.0f) * (1.0f / 0.9375), ((y + 0.5f) * (2.0f / ATTEN3DSIZE) - 1.0f) * (1.0f / 0.9375), ((z + 0.5f) * (2.0f / ATTEN3DSIZE) - 1.0f) * (1.0f / 0.9375)); - r_shadow_attenuation3dtexture = R_LoadTexture3D(r_shadow_texturepool, "attenuation3d", ATTEN3DSIZE, ATTEN3DSIZE, ATTEN3DSIZE, data, TEXTYPE_PALETTE, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA, palette); + r_shadow_attenuation3dtexture = R_LoadTexture3D(r_shadow_texturepool, "attenuation3d", ATTEN3DSIZE, ATTEN3DSIZE, ATTEN3DSIZE, (unsigned char *)data, TEXTYPE_BGRA, TEXF_PRECACHE | TEXF_CLAMP | TEXF_ALPHA, NULL); } else r_shadow_attenuation3dtexture = NULL; Mem_Free(data); + + R_Shadow_MakeTextures_MakeCorona(); + + // Editor light sprites + r_editlights_sprcursor = Draw_CachePic("gfx/editlights/cursor", true); + r_editlights_sprlight = Draw_CachePic("gfx/editlights/light", true); + r_editlights_sprnoshadowlight = Draw_CachePic("gfx/editlights/noshadow", true); + r_editlights_sprcubemaplight = Draw_CachePic("gfx/editlights/cubemaplight", true); + r_editlights_sprcubemapnoshadowlight = Draw_CachePic("gfx/editlights/cubemapnoshadowlight", true); + r_editlights_sprselection = Draw_CachePic("gfx/editlights/selection", true); } void R_Shadow_ValidateCvars(void) @@ -1150,14 +1193,41 @@ void R_Shadow_RenderMode_End(void) r_shadow_rendermode = R_SHADOW_RENDERMODE_NONE; } +int bboxedges[12][2] = +{ + // top + {0, 1}, // +X + {0, 2}, // +Y + {1, 3}, // Y, +X + {2, 3}, // X, +Y + // bottom + {4, 5}, // +X + {4, 6}, // +Y + {5, 7}, // Y, +X + {6, 7}, // X, +Y + // verticals + {0, 4}, // +Z + {1, 5}, // X, +Z + {2, 6}, // Y, +Z + {3, 7}, // XY, +Z +}; + qboolean R_Shadow_ScissorForBBox(const float *mins, const float *maxs) { int i, ix1, iy1, ix2, iy2; float x1, y1, x2, y2; vec4_t v, v2; - rmesh_t mesh; - mplane_t planes[11]; - float vertex3f[256*3]; + float vertex[20][3]; + int j, k; + vec4_t plane4f; + int numvertices; + float corner[8][4]; + float dist[8]; + int sign[8]; + float f; + + if (!r_shadow_scissor.integer) + return false; // if view is inside the light box, just say yes it's visible if (BoxesOverlap(r_view.origin, r_view.origin, mins, maxs)) @@ -1166,40 +1236,52 @@ qboolean R_Shadow_ScissorForBBox(const float *mins, const float *maxs) return false; } - // create a temporary brush describing the area the light can affect in worldspace - VectorNegate(r_view.frustum[0].normal, planes[ 0].normal);planes[ 0].dist = -r_view.frustum[0].dist; - VectorNegate(r_view.frustum[1].normal, planes[ 1].normal);planes[ 1].dist = -r_view.frustum[1].dist; - VectorNegate(r_view.frustum[2].normal, planes[ 2].normal);planes[ 2].dist = -r_view.frustum[2].dist; - VectorNegate(r_view.frustum[3].normal, planes[ 3].normal);planes[ 3].dist = -r_view.frustum[3].dist; - VectorNegate(r_view.frustum[4].normal, planes[ 4].normal);planes[ 4].dist = -r_view.frustum[4].dist; - VectorSet (planes[ 5].normal, 1, 0, 0); planes[ 5].dist = maxs[0]; - VectorSet (planes[ 6].normal, -1, 0, 0); planes[ 6].dist = -mins[0]; - VectorSet (planes[ 7].normal, 0, 1, 0); planes[ 7].dist = maxs[1]; - VectorSet (planes[ 8].normal, 0, -1, 0); planes[ 8].dist = -mins[1]; - VectorSet (planes[ 9].normal, 0, 0, 1); planes[ 9].dist = maxs[2]; - VectorSet (planes[10].normal, 0, 0, -1); planes[10].dist = -mins[2]; - - // turn the brush into a mesh - memset(&mesh, 0, sizeof(rmesh_t)); - mesh.maxvertices = 256; - mesh.vertex3f = vertex3f; - mesh.epsilon2 = (1.0f / (32.0f * 32.0f)); - R_Mesh_AddBrushMeshFromPlanes(&mesh, 11, planes); - - // if that mesh is empty, the light is not visible at all - if (!mesh.numvertices) - return true; + x1 = y1 = x2 = y2 = 0; - if (!r_shadow_scissor.integer) - return false; + // transform all corners that are infront of the nearclip plane + VectorNegate(r_view.frustum[4].normal, plane4f); + plane4f[3] = r_view.frustum[4].dist; + numvertices = 0; + for (i = 0;i < 8;i++) + { + Vector4Set(corner[i], (i & 1) ? maxs[0] : mins[0], (i & 2) ? maxs[1] : mins[1], (i & 4) ? maxs[2] : mins[2], 1); + dist[i] = DotProduct4(corner[i], plane4f); + sign[i] = dist[i] > 0; + if (!sign[i]) + { + VectorCopy(corner[i], vertex[numvertices]); + numvertices++; + } + } + // if some points are behind the nearclip, add clipped edge points to make + // sure that the scissor boundary is complete + if (numvertices > 0 && numvertices < 8) + { + // add clipped edge points + for (i = 0;i < 12;i++) + { + j = bboxedges[i][0]; + k = bboxedges[i][1]; + if (sign[j] != sign[k]) + { + f = dist[j] / (dist[j] - dist[k]); + VectorLerp(corner[j], f, corner[k], vertex[numvertices]); + numvertices++; + } + } + } + + // if we have no points to check, the light is behind the view plane + if (!numvertices) + return true; - // if that mesh is not empty, check what area of the screen it covers + // if we have some points to transform, check what screen area is covered x1 = y1 = x2 = y2 = 0; v[3] = 1.0f; - //Con_Printf("%i vertices to transform...\n", mesh.numvertices); - for (i = 0;i < mesh.numvertices;i++) + //Con_Printf("%i vertices to transform...\n", numvertices); + for (i = 0;i < numvertices;i++) { - VectorCopy(mesh.vertex3f + i * 3, v); + VectorCopy(vertex[i], v); GL_TransformToScreen(v, v2); //Con_Printf("%.3f %.3f %.3f %.3f transformed to %.3f %.3f %.3f %.3f\n", v[0], v[1], v[2], v[3], v2[0], v2[1], v2[2], v2[3]); if (i) @@ -2483,9 +2565,15 @@ void R_RTLight_Uncompile(rtlight_t *rtlight) void R_Shadow_UncompileWorldLights(void) { + size_t lightindex; dlight_t *light; - for (light = r_shadow_worldlightchain;light;light = light->next) + for (lightindex = 0;lightindex < Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);lightindex++) + { + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (!light) + continue; R_RTLight_Uncompile(&light->rtlight); + } } void R_Shadow_ComputeShadowCasterCullingPlanes(rtlight_t *rtlight) @@ -2787,7 +2875,7 @@ void R_DrawRTLight(rtlight_t *rtlight, qboolean visible) rtlight->currentcubemap = rtlight->cubemapname[0] ? R_Shadow_Cubemap(rtlight->cubemapname) : r_texture_whitecube; // look up the light style value at this time - f = (rtlight->style >= 0 ? r_refdef.lightstylevalue[rtlight->style] : 128) * (1.0f / 256.0f) * r_shadow_lightintensityscale.value; + f = (rtlight->style >= 0 ? r_refdef.rtlightstylevalue[rtlight->style] : 1) * r_shadow_lightintensityscale.value; VectorScale(rtlight->color, f, rtlight->currentcolor); /* if (rtlight->selected) @@ -3041,7 +3129,9 @@ void R_DrawRTLight(rtlight_t *rtlight, qboolean visible) void R_Shadow_DrawLightSprites(void); void R_ShadowVolumeLighting(qboolean visible) { - int lnum, flag; + int flag; + int lnum; + size_t lightindex; dlight_t *light; if (r_refdef.worldmodel && strncmp(r_refdef.worldmodel->name, r_shadow_mapname, sizeof(r_shadow_mapname))) @@ -3055,14 +3145,20 @@ void R_ShadowVolumeLighting(qboolean visible) flag = r_refdef.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE; if (r_shadow_debuglight.integer >= 0) { - for (lnum = 0, light = r_shadow_worldlightchain;light;lnum++, light = light->next) - if (lnum == r_shadow_debuglight.integer && (light->flags & flag)) - R_DrawRTLight(&light->rtlight, visible); + lightindex = r_shadow_debuglight.integer; + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (light && (light->flags & flag)) + R_DrawRTLight(&light->rtlight, visible); } else - for (lnum = 0, light = r_shadow_worldlightchain;light;lnum++, light = light->next) - if (light->flags & flag) + { + for (lightindex = 0;lightindex < Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);lightindex++) + { + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (light && (light->flags & flag)) R_DrawRTLight(&light->rtlight, visible); + } + } if (r_refdef.rtdlight) for (lnum = 0;lnum < r_refdef.numlights;lnum++) R_DrawRTLight(&r_refdef.lights[lnum], visible); @@ -3158,6 +3254,66 @@ void R_DrawModelShadows(void) R_Shadow_RenderMode_End(); } +void R_DrawCoronas(void) +{ + int i, flag; + float cscale, scale; + size_t lightindex; + dlight_t *light; + rtlight_t *rtlight; + if (r_coronas.value < (1.0f / 256.0f) && !gl_flashblend.integer) + return; + R_Mesh_Matrix(&identitymatrix); + flag = r_refdef.rtworld ? LIGHTFLAG_REALTIMEMODE : LIGHTFLAG_NORMALMODE; + // FIXME: these traces should scan all render entities instead of cl.world + for (lightindex = 0;lightindex < Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);lightindex++) + { + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (!light) + continue; + rtlight = &light->rtlight; + if (!(rtlight->flags & flag)) + continue; + if (rtlight->corona * r_coronas.value <= 0) + continue; + if (r_shadow_debuglight.integer >= 0 && r_shadow_debuglight.integer != (int)lightindex) + continue; + cscale = rtlight->corona * r_coronas.value* 0.25f; + scale = rtlight->radius * rtlight->coronasizescale; + if (VectorDistance2(rtlight->shadoworigin, r_view.origin) < 16.0f * 16.0f) + continue; + if (CL_Move(r_view.origin, vec3_origin, vec3_origin, rtlight->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction < 1) + continue; + R_DrawSprite(GL_ONE, GL_ONE, r_shadow_lightcorona, NULL, true, false, rtlight->shadoworigin, r_view.right, r_view.up, scale, -scale, -scale, scale, rtlight->color[0] * cscale, rtlight->color[1] * cscale, rtlight->color[2] * cscale, 1); + } + for (i = 0;i < r_refdef.numlights;i++) + { + rtlight = &r_refdef.lights[i]; + if (!(rtlight->flags & flag)) + continue; + if (rtlight->corona <= 0) + continue; + if (VectorDistance2(rtlight->shadoworigin, r_view.origin) < 32.0f * 32.0f) + continue; + if (gl_flashblend.integer) + { + cscale = rtlight->corona * 1.0f; + scale = rtlight->radius * rtlight->coronasizescale * 2.0f; + } + else + { + cscale = rtlight->corona * r_coronas.value* 0.25f; + scale = rtlight->radius * rtlight->coronasizescale; + } + if (VectorLength(rtlight->color) * cscale < (1.0f / 256.0f)) + continue; + if (CL_Move(r_view.origin, vec3_origin, vec3_origin, rtlight->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction < 1) + continue; + R_DrawSprite(GL_ONE, GL_ONE, r_shadow_lightcorona, NULL, true, false, rtlight->shadoworigin, r_view.right, r_view.up, scale, -scale, -scale, scale, rtlight->color[0] * cscale, rtlight->color[1] * cscale, rtlight->color[2] * cscale, 1); + } +} + + //static char *suffix[6] = {"ft", "bk", "rt", "lf", "up", "dn"}; typedef struct suffixinfo_s @@ -3199,7 +3355,7 @@ static int componentorder[4] = {0, 1, 2, 3}; rtexture_t *R_Shadow_LoadCubemap(const char *basename) { int i, j, cubemapsize; - unsigned char *cubemappixels, *image_rgba; + unsigned char *cubemappixels, *image_buffer; rtexture_t *cubemaptexture; char name[256]; // must start 0 so the first loadimagepixels has no requested width/height @@ -3215,10 +3371,10 @@ rtexture_t *R_Shadow_LoadCubemap(const char *basename) // generate an image name based on the base and and suffix dpsnprintf(name, sizeof(name), "%s%s", basename, suffix[j][i].suffix); // load it - if ((image_rgba = loadimagepixels(name, false, cubemapsize, cubemapsize))) + if ((image_buffer = loadimagepixelsbgra(name, false, false))) { // an image loaded, make sure width and height are equal - if (image_width == image_height) + if (image_width == image_height && (!cubemappixels || image_width == cubemapsize)) { // if this is the first image to load successfully, allocate the cubemap memory if (!cubemappixels && image_width >= 1) @@ -3229,12 +3385,12 @@ rtexture_t *R_Shadow_LoadCubemap(const char *basename) } // copy the image with any flipping needed by the suffix (px and posx types don't need flipping) if (cubemappixels) - Image_CopyMux(cubemappixels+i*cubemapsize*cubemapsize*4, image_rgba, cubemapsize, cubemapsize, suffix[j][i].flipx, suffix[j][i].flipy, suffix[j][i].flipdiagonal, 4, 4, componentorder); + Image_CopyMux(cubemappixels+i*cubemapsize*cubemapsize*4, image_buffer, cubemapsize, cubemapsize, suffix[j][i].flipx, suffix[j][i].flipy, suffix[j][i].flipdiagonal, 4, 4, componentorder); } else Con_Printf("Cubemap image \"%s\" (%ix%i) is not square, OpenGL requires square cubemaps.\n", name, image_width, image_height); // free the image - Mem_Free(image_rgba); + Mem_Free(image_buffer); } } } @@ -3243,7 +3399,7 @@ rtexture_t *R_Shadow_LoadCubemap(const char *basename) { if (!r_shadow_filters_texturepool) r_shadow_filters_texturepool = R_AllocTexturePool(); - cubemaptexture = R_LoadTextureCubeMap(r_shadow_filters_texturepool, basename, cubemapsize, cubemappixels, TEXTYPE_RGBA, TEXF_PRECACHE | (gl_texturecompression_lightcubemaps.integer ? TEXF_COMPRESS : 0), NULL); + cubemaptexture = R_LoadTextureCubeMap(r_shadow_filters_texturepool, basename, cubemapsize, cubemappixels, TEXTYPE_BGRA, TEXF_PRECACHE | (gl_texturecompression_lightcubemaps.integer ? TEXF_COMPRESS : 0), NULL); Mem_Free(cubemappixels); } else @@ -3281,11 +3437,7 @@ void R_Shadow_FreeCubemaps(void) dlight_t *R_Shadow_NewWorldLight(void) { - dlight_t *light; - light = (dlight_t *)Mem_Alloc(r_main_mempool, sizeof(dlight_t)); - light->next = r_shadow_worldlightchain; - r_shadow_worldlightchain = light; - return light; + return (dlight_t *)Mem_ExpandableArray_AllocRecord(&r_shadow_worldlightsarray); } void R_Shadow_UpdateWorldLight(dlight_t *light, vec3_t origin, vec3_t angles, vec3_t color, vec_t radius, vec_t corona, int style, int shadowenable, const char *cubemapname, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags) @@ -3326,19 +3478,22 @@ void R_Shadow_UpdateWorldLight(dlight_t *light, vec3_t origin, vec3_t angles, ve void R_Shadow_FreeWorldLight(dlight_t *light) { - dlight_t **lightpointer; + if (r_shadow_selectedlight == light) + r_shadow_selectedlight = NULL; R_RTLight_Uncompile(&light->rtlight); - for (lightpointer = &r_shadow_worldlightchain;*lightpointer && *lightpointer != light;lightpointer = &(*lightpointer)->next); - if (*lightpointer != light) - Sys_Error("R_Shadow_FreeWorldLight: light not linked into chain"); - *lightpointer = light->next; - Mem_Free(light); + Mem_ExpandableArray_FreeRecord(&r_shadow_worldlightsarray, light); } void R_Shadow_ClearWorldLights(void) { - while (r_shadow_worldlightchain) - R_Shadow_FreeWorldLight(r_shadow_worldlightchain); + size_t lightindex; + dlight_t *light; + for (lightindex = 0;lightindex < Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);lightindex++) + { + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (light) + R_Shadow_FreeWorldLight(light); + } r_shadow_selectedlight = NULL; R_Shadow_FreeCubemaps(); } @@ -3355,42 +3510,69 @@ void R_Shadow_SelectLight(dlight_t *light) void R_Shadow_DrawCursor_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist) { // this is never batched (there can be only one) - float scale = r_editlights_cursorgrid.value * 0.5f; - R_DrawSprite(GL_SRC_ALPHA, GL_ONE, r_crosshairs[1]->tex, NULL, false, false, r_editlights_cursorlocation, r_view.right, r_view.up, scale, -scale, -scale, scale, 1, 1, 1, 0.5f); + R_DrawSprite(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, r_editlights_sprcursor->tex, r_editlights_sprcursor->tex, false, false, r_editlights_cursorlocation, r_view.right, r_view.up, EDLIGHTSPRSIZE, -EDLIGHTSPRSIZE, -EDLIGHTSPRSIZE, EDLIGHTSPRSIZE, 1, 1, 1, 1); } void R_Shadow_DrawLightSprite_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist) { + float intensity; + float s; + vec3_t spritecolor; + cachepic_t *pic; + // this is never batched (due to the ent parameter changing every time) // so numsurfaces == 1 and surfacelist[0] == lightnumber - float intensity; const dlight_t *light = (dlight_t *)ent; - intensity = 0.5; + s = EDLIGHTSPRSIZE; + intensity = 0.5f; + VectorScale(light->color, intensity, spritecolor); + if (VectorLength(spritecolor) < 0.1732f) + VectorSet(spritecolor, 0.1f, 0.1f, 0.1f); + if (VectorLength(spritecolor) > 1.0f) + VectorNormalize(spritecolor); + + // draw light sprite + if (light->cubemapname[0] && !light->shadow) + pic = r_editlights_sprcubemapnoshadowlight; + else if (light->cubemapname[0]) + pic = r_editlights_sprcubemaplight; + else if (!light->shadow) + pic = r_editlights_sprnoshadowlight; + else + pic = r_editlights_sprlight; + R_DrawSprite(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, pic->tex, pic->tex, false, false, light->origin, r_view.right, r_view.up, s, -s, -s, s, spritecolor[0], spritecolor[1], spritecolor[2], 1); + // draw selection sprite if light is selected if (light->selected) - intensity = 0.75 + 0.25 * sin(realtime * M_PI * 4.0); - if (!light->shadow) - intensity *= 0.5f; - R_DrawSprite(GL_SRC_ALPHA, GL_ONE, r_crosshairs[surfacelist[0]]->tex, NULL, false, false, light->origin, r_view.right, r_view.up, 8, -8, -8, 8, intensity, intensity, intensity, 0.5f); + R_DrawSprite(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, r_editlights_sprselection->tex, r_editlights_sprselection->tex, false, false, light->origin, r_view.right, r_view.up, s, -s, -s, s, 1, 1, 1, 1); + // VorteX todo: add normalmode/realtime mode light overlay sprites? } void R_Shadow_DrawLightSprites(void) { - int i; + size_t lightindex; dlight_t *light; - - for (i = 0, light = r_shadow_worldlightchain;light;i++, light = light->next) - R_MeshQueue_AddTransparent(light->origin, R_Shadow_DrawLightSprite_TransparentCallback, (entity_render_t *)light, 1+(i % 5), &light->rtlight); + for (lightindex = 0;lightindex < Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);lightindex++) + { + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (light) + R_MeshQueue_AddTransparent(light->origin, R_Shadow_DrawLightSprite_TransparentCallback, (entity_render_t *)light, 5, &light->rtlight); + } R_MeshQueue_AddTransparent(r_editlights_cursorlocation, R_Shadow_DrawCursor_TransparentCallback, NULL, 0, NULL); } void R_Shadow_SelectLightInView(void) { float bestrating, rating, temp[3]; - dlight_t *best, *light; + dlight_t *best; + size_t lightindex; + dlight_t *light; best = NULL; bestrating = 0; - for (light = r_shadow_worldlightchain;light;light = light->next) + for (lightindex = 0;lightindex < Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);lightindex++) { + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (!light) + continue; VectorSubtract(light->origin, r_view.origin, temp); rating = (DotProduct(temp, r_view.forward) / sqrt(DotProduct(temp, temp))); if (rating >= 0.95) @@ -3501,12 +3683,13 @@ void R_Shadow_LoadWorldLights(void) void R_Shadow_SaveWorldLights(void) { + size_t lightindex; dlight_t *light; size_t bufchars, bufmaxchars; char *buf, *oldbuf; char name[MAX_QPATH]; char line[MAX_INPUTLINE]; - if (!r_shadow_worldlightchain) + if (!Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray)) return; if (r_refdef.worldmodel == NULL) { @@ -3517,8 +3700,11 @@ void R_Shadow_SaveWorldLights(void) strlcat (name, ".rtlights", sizeof (name)); bufchars = bufmaxchars = 0; buf = NULL; - for (light = r_shadow_worldlightchain;light;light = light->next) + for (lightindex = 0;lightindex < Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);lightindex++) { + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (!light) + continue; if (light->coronasizescale != 0.25f || light->ambientscale != 0 || light->diffusescale != 1 || light->specularscale != 1 || light->flags != LIGHTFLAG_REALTIMEMODE) sprintf(line, "%s%f %f %f %f %f %f %f %d \"%s\" %f %f %f %f %f %f %f %f %i\n", light->shadow ? "" : "!", light->origin[0], light->origin[1], light->origin[2], light->radius, light->color[0], light->color[1], light->color[2], light->style, light->cubemapname, light->corona, light->angles[0], light->angles[1], light->angles[2], light->coronasizescale, light->ambientscale, light->diffusescale, light->specularscale, light->flags); else if (light->cubemapname[0] || light->corona || light->angles[0] || light->angles[1] || light->angles[2]) @@ -3868,10 +4054,10 @@ void R_Shadow_EditLights_Reload_f(void) strlcpy(r_shadow_mapname, r_refdef.worldmodel->name, sizeof(r_shadow_mapname)); R_Shadow_ClearWorldLights(); R_Shadow_LoadWorldLights(); - if (r_shadow_worldlightchain == NULL) + if (!Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray)) { R_Shadow_LoadLightsFile(); - if (r_shadow_worldlightchain == NULL) + if (!Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray)) R_Shadow_LoadWorldLightsFromMap_LightArghliteTyrlite(); } } @@ -4229,6 +4415,7 @@ void R_Shadow_EditLights_Edit_f(void) void R_Shadow_EditLights_EditAll_f(void) { + size_t lightindex; dlight_t *light; if (!r_editlights.integer) @@ -4237,8 +4424,11 @@ void R_Shadow_EditLights_EditAll_f(void) return; } - for (light = r_shadow_worldlightchain;light;light = light->next) + for (lightindex = 0;lightindex < Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);lightindex++) { + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (!light) + continue; R_Shadow_SelectLight(light); R_Shadow_EditLights_Edit_f(); } @@ -4247,34 +4437,44 @@ void R_Shadow_EditLights_EditAll_f(void) void R_Shadow_EditLights_DrawSelectedLightProperties(void) { int lightnumber, lightcount; + size_t lightindex; dlight_t *light; float x, y; char temp[256]; if (!r_editlights.integer) return; - x = 0; - y = con_vislines; + x = vid_conwidth.value - 240; + y = 5; + DrawQ_Pic(x-5, y-5, NULL, 250, 155, 0, 0, 0, 0.75, 0); lightnumber = -1; lightcount = 0; - for (lightcount = 0, light = r_shadow_worldlightchain;light;lightcount++, light = light->next) + for (lightindex = 0;lightindex < Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray);lightindex++) + { + light = Mem_ExpandableArray_RecordAtIndex(&r_shadow_worldlightsarray, lightindex); + if (!light) + continue; if (light == r_shadow_selectedlight) - lightnumber = lightcount; - sprintf(temp, "Cursor %f %f %f Total Lights %i", r_editlights_cursorlocation[0], r_editlights_cursorlocation[1], r_editlights_cursorlocation[2], lightcount);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + lightnumber = lightindex; + lightcount++; + } + sprintf(temp, "Cursor origin: %.0f %.0f %.0f", r_editlights_cursorlocation[0], r_editlights_cursorlocation[1], r_editlights_cursorlocation[2]); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false);y += 8; + sprintf(temp, "Total lights : %i active (%i total)", lightcount, (int)Mem_ExpandableArray_IndexRange(&r_shadow_worldlightsarray)); DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, false);y += 8; + y += 8; if (r_shadow_selectedlight == NULL) return; - sprintf(temp, "Light #%i properties", lightnumber);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; - sprintf(temp, "Origin : %f %f %f\n", r_shadow_selectedlight->origin[0], r_shadow_selectedlight->origin[1], r_shadow_selectedlight->origin[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; - sprintf(temp, "Angles : %f %f %f\n", r_shadow_selectedlight->angles[0], r_shadow_selectedlight->angles[1], r_shadow_selectedlight->angles[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; - sprintf(temp, "Color : %f %f %f\n", r_shadow_selectedlight->color[0], r_shadow_selectedlight->color[1], r_shadow_selectedlight->color[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; - sprintf(temp, "Radius : %f\n", r_shadow_selectedlight->radius);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; - sprintf(temp, "Corona : %f\n", r_shadow_selectedlight->corona);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "Light #%i properties:", lightnumber);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "Origin : %.0f %.0f %.0f\n", r_shadow_selectedlight->origin[0], r_shadow_selectedlight->origin[1], r_shadow_selectedlight->origin[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "Angles : %.0f %.0f %.0f\n", r_shadow_selectedlight->angles[0], r_shadow_selectedlight->angles[1], r_shadow_selectedlight->angles[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "Color : %.2f %.2f %.2f\n", r_shadow_selectedlight->color[0], r_shadow_selectedlight->color[1], r_shadow_selectedlight->color[2]);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "Radius : %.0f\n", r_shadow_selectedlight->radius);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "Corona : %.0f\n", r_shadow_selectedlight->corona);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; sprintf(temp, "Style : %i\n", r_shadow_selectedlight->style);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; sprintf(temp, "Shadows : %s\n", r_shadow_selectedlight->shadow ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; sprintf(temp, "Cubemap : %s\n", r_shadow_selectedlight->cubemapname);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; - sprintf(temp, "CoronaSize : %f\n", r_shadow_selectedlight->coronasizescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; - sprintf(temp, "Ambient : %f\n", r_shadow_selectedlight->ambientscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; - sprintf(temp, "Diffuse : %f\n", r_shadow_selectedlight->diffusescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; - sprintf(temp, "Specular : %f\n", r_shadow_selectedlight->specularscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "CoronaSize : %.2f\n", r_shadow_selectedlight->coronasizescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "Ambient : %.2f\n", r_shadow_selectedlight->ambientscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "Diffuse : %.2f\n", r_shadow_selectedlight->diffusescale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; + sprintf(temp, "Specular : %.2f\n", r_shadow_selectedlight->specularscale);DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; sprintf(temp, "NormalMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_NORMALMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; sprintf(temp, "RealTimeMode : %s\n", (r_shadow_selectedlight->flags & LIGHTFLAG_REALTIMEMODE) ? "yes" : "no");DrawQ_String(x, y, temp, 0, 8, 8, 1, 1, 1, 1, 0, NULL, true);y += 8; } @@ -4448,3 +4648,41 @@ void R_Shadow_EditLights_Init(void) Cmd_AddCommand("r_editlights_pasteinfo", R_Shadow_EditLights_PasteInfo_f, "apply the stored properties onto the selected light (making it exactly identical except for origin)"); } + + +/* +============================================================================= + +LIGHT SAMPLING + +============================================================================= +*/ + +void R_CompleteLightPoint(vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal, const vec3_t p, int dynamic) +{ + VectorClear(diffusecolor); + VectorClear(diffusenormal); + + if (!r_fullbright.integer && r_refdef.worldmodel && r_refdef.worldmodel->brush.LightPoint) + { + ambientcolor[0] = ambientcolor[1] = ambientcolor[2] = r_ambient.value * (2.0f / 128.0f); + r_refdef.worldmodel->brush.LightPoint(r_refdef.worldmodel, p, ambientcolor, diffusecolor, diffusenormal); + } + else + VectorSet(ambientcolor, 1, 1, 1); + + if (dynamic) + { + int i; + float f, v[3]; + rtlight_t *light; + for (i = 0;i < r_refdef.numlights;i++) + { + light = &r_refdef.lights[i]; + Matrix4x4_Transform(&light->matrix_worldtolight, p, v); + f = 1 - VectorLength2(v); + if (f > 0 && CL_Move(p, vec3_origin, vec3_origin, light->shadoworigin, MOVE_NOMONSTERS, NULL, SUPERCONTENTS_SOLID, true, false, NULL, false).fraction == 1) + VectorMA(ambientcolor, f, light->currentcolor, ambientcolor); + } + } +}