nv10_state_tnl.c revision c944fb5ffe7cf16154d6395001f43a6c965cab1f
1bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez/* 2bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * Copyright (C) 2009-2010 Francisco Jerez. 3bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * All Rights Reserved. 4bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * 5bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * Permission is hereby granted, free of charge, to any person obtaining 6bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * a copy of this software and associated documentation files (the 7bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * "Software"), to deal in the Software without restriction, including 8bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * without limitation the rights to use, copy, modify, merge, publish, 9bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * distribute, sublicense, and/or sell copies of the Software, and to 10bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * permit persons to whom the Software is furnished to do so, subject to 11bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * the following conditions: 12bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * 13bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * The above copyright notice and this permission notice (including the 14bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * next paragraph) shall be included in all copies or substantial 15bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * portions of the Software. 16bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * 17bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 18bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 20bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 21bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 22bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 23bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * 25bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez */ 26bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 27bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez#include "nouveau_driver.h" 28bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez#include "nouveau_context.h" 29bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez#include "nouveau_gldefs.h" 30bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez#include "nouveau_util.h" 31bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez#include "nouveau_class.h" 32bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez#include "nv10_driver.h" 33bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 34bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 35bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_clip_plane(GLcontext *ctx, int emit) 36bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 37bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 38bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 39bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezstatic inline unsigned 40bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezget_material_bitmask(unsigned m) 41bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 42bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez unsigned ret = 0; 43bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 44bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (m & MAT_BIT_FRONT_EMISSION) 45bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez ret |= NV10TCL_COLOR_MATERIAL_EMISSION; 46bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (m & MAT_BIT_FRONT_AMBIENT) 47bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez ret |= NV10TCL_COLOR_MATERIAL_AMBIENT; 48bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (m & MAT_BIT_FRONT_DIFFUSE) 49bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez ret |= NV10TCL_COLOR_MATERIAL_DIFFUSE; 50bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (m & MAT_BIT_FRONT_SPECULAR) 51bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez ret |= NV10TCL_COLOR_MATERIAL_SPECULAR; 52bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 53bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return ret; 54bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 55bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 56bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 57bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_color_material(GLcontext *ctx, int emit) 58bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 59bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 60bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 61bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez unsigned mask = get_material_bitmask(ctx->Light.ColorMaterialBitmask); 62bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 63bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_COLOR_MATERIAL, 1); 64bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, ctx->Light.ColorMaterialEnabled ? mask : 0); 65bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 66bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 67bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezstatic unsigned 68bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezget_fog_mode(unsigned mode) 69bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 70bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez switch (mode) { 71bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez case GL_LINEAR: 72bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return NV10TCL_FOG_MODE_LINEAR; 73bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez case GL_EXP: 74bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return NV10TCL_FOG_MODE_EXP; 75bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez case GL_EXP2: 76bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return NV10TCL_FOG_MODE_EXP2; 77bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez default: 78bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez assert(0); 79bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 80bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 81bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 82bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezstatic unsigned 83bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezget_fog_source(unsigned source) 84bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 85bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez switch (source) { 86bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez case GL_FOG_COORDINATE_EXT: 87bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return NV10TCL_FOG_COORD_FOG; 88bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez case GL_FRAGMENT_DEPTH_EXT: 89bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return NV10TCL_FOG_COORD_DIST_ORTHOGONAL_ABS; 90bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez default: 91bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez assert(0); 92bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 93bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 94bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 95bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 96bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_get_fog_coeff(GLcontext *ctx, float k[3]) 97bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 98bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct gl_fog_attrib *f = &ctx->Fog; 99bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 100bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez switch (f->Mode) { 101bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez case GL_LINEAR: 102bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[0] = 2 + f->Start / (f->End - f->Start); 103bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[1] = -1 / (f->End - f->Start); 104bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez break; 105bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 106bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez case GL_EXP: 107bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[0] = 1.5; 108bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[1] = -0.09 * f->Density; 109bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez break; 110bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 111bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez case GL_EXP2: 112bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[0] = 1.5; 113bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[1] = -0.21 * f->Density; 114bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez break; 115bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 116bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez default: 117bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez assert(0); 118bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 119bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 120bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[2] = 0; 121bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 122bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 123bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 124bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_fog(GLcontext *ctx, int emit) 125bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 126bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_context *nctx = to_nouveau_context(ctx); 127bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 128bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 129bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct gl_fog_attrib *f = &ctx->Fog; 130bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez unsigned source = nctx->fallback == HWTNL ? 131bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez f->FogCoordinateSource : GL_FOG_COORDINATE_EXT; 132bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float k[3]; 133bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 134bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez nv10_get_fog_coeff(ctx, k); 135bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 136bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_FOG_MODE, 4); 137bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, get_fog_mode(f->Mode)); 138bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, get_fog_source(source)); 139bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, f->Enabled ? 1 : 0); 140bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, pack_rgba_f(MESA_FORMAT_RGBA8888_REV, f->Color)); 141bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 142bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_FOG_EQUATION_CONSTANT, 3); 143bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[0]); 144bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[1]); 145bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[2]); 146bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 147bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez context_dirty(ctx, FRAG); 148bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 149bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 150bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezstatic inline unsigned 151bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezget_light_mode(struct gl_light *l) 152bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 153bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (l->Enabled) { 154bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (l->_Flags & LIGHT_SPOT) 155bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return NV10TCL_ENABLED_LIGHTS_0_DIRECTIONAL; 156bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez else if (l->_Flags & LIGHT_POSITIONAL) 157bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return NV10TCL_ENABLED_LIGHTS_0_POSITIONAL; 158bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez else 159bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return NV10TCL_ENABLED_LIGHTS_0_NONPOSITIONAL; 160bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } else { 161bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return NV10TCL_ENABLED_LIGHTS_0_DISABLED; 162bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 163bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 164bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 165bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 166bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_light_enable(GLcontext *ctx, int emit) 167bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 168bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_context *nctx = to_nouveau_context(ctx); 169bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 170bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 171bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez uint32_t en_lights = 0; 172bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez int i; 173bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 174bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (nctx->fallback != HWTNL) { 175bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHTING_ENABLE, 1); 176bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, 0); 177bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return; 178bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 179bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 180bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez for (i = 0; i < MAX_LIGHTS; i++) 181bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez en_lights |= get_light_mode(&ctx->Light.Light[i]) << 2 * i; 182bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 183bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_ENABLED_LIGHTS, 1); 184bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, en_lights); 185bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHTING_ENABLE, 1); 186bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, ctx->Light.Enabled ? 1 : 0); 187bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_NORMALIZE_ENABLE, 1); 188bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, ctx->Transform.Normalize ? 1 : 0); 189bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 190bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 191bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 192bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_light_model(GLcontext *ctx, int emit) 193bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 194bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 195bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 196bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct gl_lightmodel *m = &ctx->Light.Model; 197bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 198bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_SEPARATE_SPECULAR_ENABLE, 1); 199bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, m->ColorControl == GL_SEPARATE_SPECULAR_COLOR ? 1 : 0); 200bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 201bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHT_MODEL, 1); 202bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RING(chan, ((m->LocalViewer ? 203bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez NV10TCL_LIGHT_MODEL_LOCAL_VIEWER : 0) | 20475f52d1e5210944d7e92787c637285fd83533053Francisco Jerez (NEED_SECONDARY_COLOR(ctx) ? 20575f52d1e5210944d7e92787c637285fd83533053Francisco Jerez NV10TCL_LIGHT_MODEL_SEPARATE_SPECULAR : 0) | 20675f52d1e5210944d7e92787c637285fd83533053Francisco Jerez (!ctx->Light.Enabled && ctx->Fog.ColorSumEnabled ? 20775f52d1e5210944d7e92787c637285fd83533053Francisco Jerez NV10TCL_LIGHT_MODEL_VERTEX_SPECULAR : 0))); 208bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 209bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 210bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezstatic float 211bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezget_shine(const float p[], float x) 212bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 213bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez const int n = 15; 214bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez const float *y = &p[1]; 215bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float f = (n - 1) * (1 - 1 / (1 + p[0] * x)) 216bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez / (1 - 1 / (1 + p[0] * 1024)); 217bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez int i = f; 218bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 219bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez /* Linear interpolation in f-space (Faster and somewhat more 220bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez * accurate than x-space). */ 221bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (x == 0) 222bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return y[0]; 223bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez else if (i > n - 2) 224bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return y[n - 1]; 225bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez else 226bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return y[i] + (y[i + 1] - y[i]) * (f - i); 227bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 228bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 229bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezstatic const float nv10_spot_params[2][16] = { 230bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez { 0.02, -3.80e-05, -1.77, -2.41, -2.71, -2.88, -2.98, -3.06, 231bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez -3.11, -3.17, -3.23, -3.28, -3.37, -3.47, -3.83, -5.11 }, 232bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez { 0.02, -0.01, 1.77, 2.39, 2.70, 2.87, 2.98, 3.06, 233bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 3.10, 3.16, 3.23, 3.27, 3.37, 3.47, 3.83, 5.11 }, 234bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez}; 235bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 236bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 237bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_get_spot_coeff(struct gl_light *l, float k[7]) 238bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 239bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float e = l->SpotExponent; 240bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float a0, b0, a1, a2, b2, a3; 241bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 242bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (e > 0) 243bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez a0 = -1 - 5.36e-3 / sqrt(e); 244bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez else 245bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez a0 = -1; 246bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez b0 = 1 / (1 + 0.273 * e); 247bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 248bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez a1 = get_shine(nv10_spot_params[0], e); 249bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 250bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez a2 = get_shine(nv10_spot_params[1], e); 251bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez b2 = 1 / (1 + 0.273 * e); 252bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 253bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez a3 = 0.9 + 0.278 * e; 254bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 255bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (l->SpotCutoff > 0) { 256bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float cutoff = MAX2(a3, 1 / (1 - l->_CosCutoff)); 257bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 258bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[0] = MAX2(0, a0 + b0 * cutoff); 259bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[1] = a1; 260bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[2] = a2 + b2 * cutoff; 261bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[3] = - cutoff * l->_NormSpotDirection[0]; 262bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[4] = - cutoff * l->_NormSpotDirection[1]; 263bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[5] = - cutoff * l->_NormSpotDirection[2]; 264bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[6] = 1 - cutoff; 265bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 266bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } else { 267bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[0] = b0; 268bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[1] = a1; 269bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[2] = a2 + b2; 270bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[3] = - l->_NormSpotDirection[0]; 271bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[4] = - l->_NormSpotDirection[1]; 272bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[5] = - l->_NormSpotDirection[2]; 273bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[6] = -1; 274bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 275bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 276bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 277bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 278bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_light_source(GLcontext *ctx, int emit) 279bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 280bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez const int i = emit - NOUVEAU_STATE_LIGHT_SOURCE0; 281bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 282bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 283bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct gl_light *l = &ctx->Light.Light[i]; 284bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 285bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (l->_Flags & LIGHT_POSITIONAL) { 286bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHT_POSITION_X(i), 3); 287bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->_Position[0]); 288bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->_Position[1]); 289bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->_Position[2]); 290bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 291bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, 292bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez NV10TCL_LIGHT_ATTENUATION_CONSTANT(i), 3); 293bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->ConstantAttenuation); 294bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->LinearAttenuation); 295bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->QuadraticAttenuation); 296bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 297bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } else { 298bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHT_DIRECTION_X(i), 3); 299bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->_VP_inf_norm[0]); 300bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->_VP_inf_norm[1]); 301bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->_VP_inf_norm[2]); 302bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 303bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHT_HALF_VECTOR_X(i), 3); 304bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->_h_inf_norm[0]); 305bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->_h_inf_norm[1]); 306bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, l->_h_inf_norm[2]); 307bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 308bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 309bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (l->_Flags & LIGHT_SPOT) { 310bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float k[7]; 311bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 312bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez nv10_get_spot_coeff(l, k); 313bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 314bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHT_SPOT_CUTOFF_A(i), 7); 315bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[0]); 316bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[1]); 317bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[2]); 318bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[3]); 319bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[4]); 320bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[5]); 321bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[6]); 322bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 323bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 324bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 325bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez#define USE_COLOR_MATERIAL(attr) \ 326bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez (ctx->Light.ColorMaterialEnabled && \ 327bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez ctx->Light.ColorMaterialBitmask & (1 << MAT_ATTRIB_FRONT_##attr)) 328bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 329bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 330bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_material_ambient(GLcontext *ctx, int emit) 331bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 332bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 333bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 334bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float (*mat)[4] = ctx->Light.Material.Attrib; 335bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float c_scene[3], c_factor[3]; 336bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct gl_light *l; 337bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 338bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (USE_COLOR_MATERIAL(AMBIENT)) { 339bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez COPY_3V(c_scene, ctx->Light.Model.Ambient); 340bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez COPY_3V(c_factor, mat[MAT_ATTRIB_FRONT_EMISSION]); 341bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 342bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } else if (USE_COLOR_MATERIAL(EMISSION)) { 343bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez SCALE_3V(c_scene, mat[MAT_ATTRIB_FRONT_AMBIENT], 344bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez ctx->Light.Model.Ambient); 345bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez ZERO_3V(c_factor); 346bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 347bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } else { 348bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez COPY_3V(c_scene, ctx->Light._BaseColor[0]); 349bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez ZERO_3V(c_factor); 350bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 351bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 352bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHT_MODEL_AMBIENT_R, 3); 353bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_scene[0]); 354bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_scene[1]); 355bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_scene[2]); 356bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 357bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (ctx->Light.ColorMaterialEnabled) { 358bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_MATERIAL_FACTOR_R, 3); 359bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_factor[0]); 360bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_factor[1]); 361bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_factor[2]); 362bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 363bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 364bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez foreach(l, &ctx->Light.EnabledList) { 365bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez const int i = l - ctx->Light.Light; 366bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float *c_light = (USE_COLOR_MATERIAL(AMBIENT) ? 367bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez l->Ambient : 368bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez l->_MatAmbient[0]); 369bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 370bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHT_AMBIENT_R(i), 3); 371bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_light[0]); 372bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_light[1]); 373bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_light[2]); 374bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 375bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 376bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 377bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 378bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_material_diffuse(GLcontext *ctx, int emit) 379bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 380bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 381bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 382bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez GLfloat (*mat)[4] = ctx->Light.Material.Attrib; 383bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct gl_light *l; 384bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 385bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_MATERIAL_FACTOR_A, 1); 386bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, mat[MAT_ATTRIB_FRONT_DIFFUSE][3]); 387bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 388bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez foreach(l, &ctx->Light.EnabledList) { 389bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez const int i = l - ctx->Light.Light; 390bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float *c_light = (USE_COLOR_MATERIAL(DIFFUSE) ? 391bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez l->Diffuse : 392bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez l->_MatDiffuse[0]); 393bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 394bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHT_DIFFUSE_R(i), 3); 395bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_light[0]); 396bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_light[1]); 397bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_light[2]); 398bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 399bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 400bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 401bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 402bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_material_specular(GLcontext *ctx, int emit) 403bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 404bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 405bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 406bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct gl_light *l; 407bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 408bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez foreach(l, &ctx->Light.EnabledList) { 409bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez const int i = l - ctx->Light.Light; 410bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float *c_light = (USE_COLOR_MATERIAL(SPECULAR) ? 411bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez l->Specular : 412bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez l->_MatSpecular[0]); 413bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 414bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_LIGHT_SPECULAR_R(i), 3); 415bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_light[0]); 416bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_light[1]); 417bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, c_light[2]); 418bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 419bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 420bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 421bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezstatic const float nv10_shininess_param[6][16] = { 422bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez { 0.70, 0.00, 0.06, 0.06, 0.05, 0.04, 0.02, 0.00, 423bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez -0.06, -0.13, -0.24, -0.36, -0.51, -0.66, -0.82, -1.00 }, 424bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez { 0.01, 1.00, -2.29, -2.77, -2.96, -3.06, -3.12, -3.18, 425bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez -3.24, -3.29, -3.36, -3.43, -3.51, -3.75, -4.33, -5.11 }, 426bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez { 0.02, 0.00, 2.28, 2.75, 2.94, 3.04, 3.1, 3.15, 427bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 3.18, 3.22, 3.27, 3.32, 3.39, 3.48, 3.84, 5.11 }, 428bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez { 0.70, 0.00, 0.05, 0.06, 0.06, 0.06, 0.05, 0.04, 429bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 0.02, 0.01, -0.03, -0.12, -0.25, -0.43, -0.68, -0.99 }, 430bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez { 0.01, 1.00, -1.61, -2.35, -2.67, -2.84, -2.96, -3.05, 431bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez -3.08, -3.14, -3.2, -3.26, -3.32, -3.42, -3.54, -4.21 }, 432bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez { 0.01, 0.00, 2.25, 2.73, 2.92, 3.03, 3.09, 3.15, 433bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 3.16, 3.21, 3.25, 3.29, 3.35, 3.43, 3.56, 4.22 }, 434bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez}; 435bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 436bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 437bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_get_shininess_coeff(float s, float k[6]) 438bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 439bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez int i; 440bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 441bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez for (i = 0; i < 6; i++) 442bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k[i] = get_shine(nv10_shininess_param[i], s); 443bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 444bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 445bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 446bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_material_shininess(GLcontext *ctx, int emit) 447bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 448bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 449bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 450bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float (*mat)[4] = ctx->Light.Material.Attrib; 451bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez float k[6]; 452bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 453bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez nv10_get_shininess_coeff( 454bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez CLAMP(mat[MAT_ATTRIB_FRONT_SHININESS][0], 0, 1024), 455bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez k); 456bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 457bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_MATERIAL_SHININESS(0), 6); 458bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[0]); 459bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[1]); 460bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[2]); 461bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[3]); 462bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[4]); 463bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, k[5]); 464bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 465bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 466bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 467bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_modelview(GLcontext *ctx, int emit) 468bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 469bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_context *nctx = to_nouveau_context(ctx); 470bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 471bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 472bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez GLmatrix *m = ctx->ModelviewMatrixStack.Top; 473bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 474bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (nctx->fallback != HWTNL) 475bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez return; 476bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 477c944fb5ffe7cf16154d6395001f43a6c965cab1fFrancisco Jerez if (ctx->Light._NeedEyeCoords || ctx->Fog.Enabled || 478c944fb5ffe7cf16154d6395001f43a6c965cab1fFrancisco Jerez (ctx->Texture._GenFlags & TEXGEN_NEED_EYE_COORD)) { 479bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_MODELVIEW0_MATRIX(0), 16); 480bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGm(chan, m->m); 481bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 482bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 483c944fb5ffe7cf16154d6395001f43a6c965cab1fFrancisco Jerez if (ctx->Light.Enabled || 484c944fb5ffe7cf16154d6395001f43a6c965cab1fFrancisco Jerez (ctx->Texture._GenFlags & TEXGEN_NEED_EYE_COORD)) { 485bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez int i, j; 486bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 487bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, 488bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez NV10TCL_INVERSE_MODELVIEW0_MATRIX(0), 12); 489bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez for (i = 0; i < 3; i++) 490bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez for (j = 0; j < 4; j++) 491bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGf(chan, m->inv[4*i + j]); 492bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez } 493bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 494bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 495bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 496bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_point_parameter(GLcontext *ctx, int emit) 497bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 498bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 499bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 500bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerezvoid 501bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jereznv10_emit_projection(GLcontext *ctx, int emit) 502bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez{ 503bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_context *nctx = to_nouveau_context(ctx); 504bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_channel *chan = context_chan(ctx); 505bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez struct nouveau_grobj *celsius = context_eng3d(ctx); 506bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez GLmatrix m; 507bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 508bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez _math_matrix_ctr(&m); 509bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez get_viewport_scale(ctx, m.m); 510bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 511bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez if (nctx->fallback == HWTNL) 512bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez _math_matrix_mul_matrix(&m, &m, &ctx->_ModelProjectMatrix); 513bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 514bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez BEGIN_RING(chan, celsius, NV10TCL_PROJECTION_MATRIX(0), 16); 515bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez OUT_RINGm(chan, m.m); 516bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez 517bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez _math_matrix_dtr(&m); 518bfb5dc68fcc9f5dee71f66d9499b8bdcde9627eaFrancisco Jerez} 519