diff options
author | Brian <[email protected]> | 2007-04-16 17:36:39 -0600 |
---|---|---|
committer | Brian <[email protected]> | 2007-04-16 17:36:39 -0600 |
commit | 4a7c45118d5f122a4550f259424b6820fe3945eb (patch) | |
tree | 28cac72dd2e7d3944b99eeaf924fe3db62895faa /src | |
parent | 34ca2be76920db75a31abcccde30570b659fed19 (diff) |
just clean-ups
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/drivers/dri/i915/i915_state.c | 47 | ||||
-rw-r--r-- | src/mesa/drivers/dri/i915tex/i915_state.c | 56 |
2 files changed, 48 insertions, 55 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_state.c b/src/mesa/drivers/dri/i915/i915_state.c index 5e00e6597b0..0d5ca32969a 100644 --- a/src/mesa/drivers/dri/i915/i915_state.c +++ b/src/mesa/drivers/dri/i915/i915_state.c @@ -541,17 +541,19 @@ void i915_update_fog( GLcontext *ctx ) else { enabled = ctx->Fog.Enabled; mode = ctx->Fog.Mode; - - try_pixel_fog = (ctx->Fog.FogCoordinateSource == GL_FRAGMENT_DEPTH_EXT && - ctx->Hint.Fog == GL_NICEST && - 0); /* XXX - DISABLE -- Need ortho fallback */ +#if 0 + /* XXX - DISABLED -- Need ortho fallback */ + try_pixel_fog = (ctx->Fog.FogCoordinateSource == GL_FRAGMENT_DEPTH_EXT + &&ctx->Hint.Fog == GL_NICEST); +#else + try_pixel_fog = 0; +#endif } if (!enabled) { i915->vertex_fog = I915_FOG_NONE; } else if (try_pixel_fog) { - I915_STATECHANGE(i915, I915_UPLOAD_FOG); i915->state.Fog[I915_FOGREG_MODE1] &= ~FMC1_FOGFUNC_MASK; i915->vertex_fog = I915_FOG_PIXEL; @@ -567,8 +569,8 @@ void i915_update_fog( GLcontext *ctx ) i915->vertex_fog = I915_FOG_VERTEX; } else { - GLfloat c1 = ctx->Fog.End/(ctx->Fog.End-ctx->Fog.Start); - GLfloat c2 = 1.0/(ctx->Fog.End-ctx->Fog.Start); + GLfloat c2 = 1.0 / (ctx->Fog.End - ctx->Fog.Start); + GLfloat c1 = ctx->Fog.End * c2; i915->state.Fog[I915_FOGREG_MODE1] &= ~FMC1_C1_MASK; i915->state.Fog[I915_FOGREG_MODE1] |= FMC1_FOGFUNC_PIXEL_LINEAR; @@ -576,10 +578,11 @@ void i915_update_fog( GLcontext *ctx ) ((GLuint)(c1 * FMC1_C1_ONE)) & FMC1_C1_MASK; if (i915->state.Fog[I915_FOGREG_MODE1] & FMC1_FOGINDEX_Z) { - i915->state.Fog[I915_FOGREG_MODE2] = (GLuint)(c2 * FMC2_C2_ONE); + i915->state.Fog[I915_FOGREG_MODE2] + = (GLuint)(c2 * FMC2_C2_ONE); } else { - union { float f; int i; } fi; + fi_type fi; fi.f = c2; i915->state.Fog[I915_FOGREG_MODE2] = fi.i; } @@ -602,24 +605,22 @@ void i915_update_fog( GLcontext *ctx ) i915->vertex_fog = I915_FOG_VERTEX; } - { - I915_STATECHANGE(i915, I915_UPLOAD_CTX); - I915_ACTIVESTATE(i915, I915_UPLOAD_FOG, enabled); - if (enabled) - i915->state.Ctx[I915_CTXREG_LIS5] |= S5_FOG_ENABLE; - else - i915->state.Ctx[I915_CTXREG_LIS5] &= ~S5_FOG_ENABLE; - } + I915_STATECHANGE(i915, I915_UPLOAD_CTX); + I915_ACTIVESTATE(i915, I915_UPLOAD_FOG, enabled); + if (enabled) + i915->state.Ctx[I915_CTXREG_LIS5] |= S5_FOG_ENABLE; + else + i915->state.Ctx[I915_CTXREG_LIS5] &= ~S5_FOG_ENABLE; - /* always enbale pixel fog - * vertex fog use precaculted fog coord will conflict with appended - * fog program + /* Always enable pixel fog. Vertex fog using fog coord will conflict + * with fog code appended onto fragment program. */ _tnl_allow_vertex_fog( ctx, 0 ); _tnl_allow_pixel_fog( ctx, 1 ); } -static void i915Fogfv(GLcontext *ctx, GLenum pname, const GLfloat *param) +static void +i915Fogfv(GLcontext *ctx, GLenum pname, const GLfloat *param) { i915ContextPtr i915 = I915_CONTEXT(ctx); @@ -634,8 +635,8 @@ static void i915Fogfv(GLcontext *ctx, GLenum pname, const GLfloat *param) I915_STATECHANGE(i915, I915_UPLOAD_FOG); if (i915->state.Fog[I915_FOGREG_MODE1] & FMC1_FOGINDEX_Z) { - i915->state.Fog[I915_FOGREG_MODE3] = (GLuint)(ctx->Fog.Density * - FMC3_D_ONE); + i915->state.Fog[I915_FOGREG_MODE3] + = (GLuint)(ctx->Fog.Density * FMC3_D_ONE); } else { union { float f; int i; } fi; diff --git a/src/mesa/drivers/dri/i915tex/i915_state.c b/src/mesa/drivers/dri/i915tex/i915_state.c index 1fafadced02..d3217fa0caa 100644 --- a/src/mesa/drivers/dri/i915tex/i915_state.c +++ b/src/mesa/drivers/dri/i915tex/i915_state.c @@ -563,7 +563,6 @@ i915_update_fog(GLcontext * ctx) if (ctx->FragmentProgram._Active) { /* Pull in static fog state from program */ - mode = ctx->FragmentProgram._Current->FogOption; enabled = (mode != GL_NONE); try_pixel_fog = 0; @@ -571,15 +570,19 @@ i915_update_fog(GLcontext * ctx) else { enabled = ctx->Fog.Enabled; mode = ctx->Fog.Mode; - - try_pixel_fog = (ctx->Fog.FogCoordinateSource == GL_FRAGMENT_DEPTH_EXT && ctx->Hint.Fog == GL_NICEST && 0); /* XXX - DISABLE -- Need ortho fallback */ +#if 0 + /* XXX - DISABLED -- Need ortho fallback */ + try_pixel_fog = (ctx->Fog.FogCoordinateSource == GL_FRAGMENT_DEPTH_EXT + && ctx->Hint.Fog == GL_NICEST); +#else + try_pixel_fog = 0; +#endif } if (!enabled) { i915->vertex_fog = I915_FOG_NONE; } else if (try_pixel_fog) { - I915_STATECHANGE(i915, I915_UPLOAD_FOG); i915->state.Fog[I915_FOGREG_MODE1] &= ~FMC1_FOGFUNC_MASK; i915->vertex_fog = I915_FOG_PIXEL; @@ -591,12 +594,13 @@ i915_update_fog(GLcontext * ctx) * either fallback or append fog instructions to end of * program in the case of linear fog. */ + printf("vertex fog!\n"); i915->state.Fog[I915_FOGREG_MODE1] |= FMC1_FOGFUNC_VERTEX; i915->vertex_fog = I915_FOG_VERTEX; } else { - GLfloat c1 = ctx->Fog.End / (ctx->Fog.End - ctx->Fog.Start); GLfloat c2 = 1.0 / (ctx->Fog.End - ctx->Fog.Start); + GLfloat c1 = ctx->Fog.End * c2; i915->state.Fog[I915_FOGREG_MODE1] &= ~FMC1_C1_MASK; i915->state.Fog[I915_FOGREG_MODE1] |= FMC1_FOGFUNC_PIXEL_LINEAR; @@ -604,15 +608,11 @@ i915_update_fog(GLcontext * ctx) ((GLuint) (c1 * FMC1_C1_ONE)) & FMC1_C1_MASK; if (i915->state.Fog[I915_FOGREG_MODE1] & FMC1_FOGINDEX_Z) { - i915->state.Fog[I915_FOGREG_MODE2] = - (GLuint) (c2 * FMC2_C2_ONE); + i915->state.Fog[I915_FOGREG_MODE2] + = (GLuint) (c2 * FMC2_C2_ONE); } else { - union - { - float f; - int i; - } fi; + fi_type fi; fi.f = c2; i915->state.Fog[I915_FOGREG_MODE2] = fi.i; } @@ -628,26 +628,22 @@ i915_update_fog(GLcontext * ctx) break; } } - else { /* if (i915->vertex_fog != I915_FOG_VERTEX) */ - + else { /* if (i915->vertex_fog != I915_FOG_VERTEX) */ I915_STATECHANGE(i915, I915_UPLOAD_FOG); i915->state.Fog[I915_FOGREG_MODE1] &= ~FMC1_FOGFUNC_MASK; i915->state.Fog[I915_FOGREG_MODE1] |= FMC1_FOGFUNC_VERTEX; i915->vertex_fog = I915_FOG_VERTEX; } - { - I915_STATECHANGE(i915, I915_UPLOAD_CTX); - I915_ACTIVESTATE(i915, I915_UPLOAD_FOG, enabled); - if (enabled) - i915->state.Ctx[I915_CTXREG_LIS5] |= S5_FOG_ENABLE; - else - i915->state.Ctx[I915_CTXREG_LIS5] &= ~S5_FOG_ENABLE; - } + I915_STATECHANGE(i915, I915_UPLOAD_CTX); + I915_ACTIVESTATE(i915, I915_UPLOAD_FOG, enabled); + if (enabled) + i915->state.Ctx[I915_CTXREG_LIS5] |= S5_FOG_ENABLE; + else + i915->state.Ctx[I915_CTXREG_LIS5] &= ~S5_FOG_ENABLE; - /* always enbale pixel fog - * vertex fog use precaculted fog coord will conflict with appended - * fog program + /* Always enable pixel fog. Vertex fog using fog coord will conflict + * with fog code appended onto fragment program. */ _tnl_allow_vertex_fog( ctx, 0 ); _tnl_allow_pixel_fog( ctx, 1 ); @@ -669,15 +665,11 @@ i915Fogfv(GLcontext * ctx, GLenum pname, const GLfloat * param) I915_STATECHANGE(i915, I915_UPLOAD_FOG); if (i915->state.Fog[I915_FOGREG_MODE1] & FMC1_FOGINDEX_Z) { - i915->state.Fog[I915_FOGREG_MODE3] = (GLuint) (ctx->Fog.Density * - FMC3_D_ONE); + i915->state.Fog[I915_FOGREG_MODE3] = + (GLuint) (ctx->Fog.Density * FMC3_D_ONE); } else { - union - { - float f; - int i; - } fi; + fi_type fi; fi.f = ctx->Fog.Density; i915->state.Fog[I915_FOGREG_MODE3] = fi.i; } |