diff options
author | Zou Nan hai <nanhai.zou@intel.com> | 2007-07-04 10:52:35 +0800 |
---|---|---|
committer | Zou Nan hai <nanhai.zou@intel.com> | 2007-07-04 10:52:35 +0800 |
commit | fb9ee9b323bff93973a39560b2bc007aace4bddd (patch) | |
tree | 05e1e72e8f4d321cde2c48b8518e6d9736c680dd /src/mesa/drivers/dri/i915/i915_state.c | |
parent | 285b326c606e9b2f90e4fe177b15b3fa23239b86 (diff) | |
parent | 7ff4359a3be1278b26950f96ab23014a667af838 (diff) |
Merge branch 'master' of git+ssh://znh@git.freedesktop.org/git/mesa/mesa into 965-glsl
Diffstat (limited to 'src/mesa/drivers/dri/i915/i915_state.c')
-rw-r--r-- | src/mesa/drivers/dri/i915/i915_state.c | 58 |
1 files changed, 27 insertions, 31 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_state.c b/src/mesa/drivers/dri/i915/i915_state.c index 5e00e6597b..1c4ec74755 100644 --- a/src/mesa/drivers/dri/i915/i915_state.c +++ b/src/mesa/drivers/dri/i915/i915_state.c @@ -36,6 +36,8 @@ #include "texmem.h" +#include "drivers/common/driverfuncs.h" + #include "intel_screen.h" #include "intel_batchbuffer.h" @@ -541,17 +543,19 @@ 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 +571,8 @@ 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 +580,11 @@ 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 +607,22 @@ 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 +637,8 @@ 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; @@ -960,15 +963,8 @@ void i915InitState( i915ContextPtr i915 ) i915_init_packets( i915 ); - intelInitState( ctx ); + _mesa_init_driver_state(ctx); memcpy( &i915->initial, &i915->state, sizeof(i915->state) ); i915->current = &i915->state; } - - - - - - - |