r300: Moved the state code into separate functions.
authorOliver McFadden <z3ro.geek@gmail.com>
Mon, 25 Feb 2008 22:48:26 +0000 (22:48 +0000)
committerOliver McFadden <z3ro.geek@gmail.com>
Mon, 25 Feb 2008 22:52:27 +0000 (22:52 +0000)
src/mesa/drivers/dri/r300/r300_state.c
src/mesa/drivers/dri/r300/r300_state.h

index d3da15981b7dc793b5fad33b7ba57a7bac0791d8..490e2863415a1f15e2c75202435e0086ff69d8ab 100644 (file)
@@ -67,7 +67,6 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 extern int future_hw_tcl_on;
 extern void _tnl_UpdateFixedFunctionProgram(GLcontext * ctx);
-static void r300ClipPlane( GLcontext *ctx, GLenum plane, const GLfloat *eq );
 
 static void r300BlendColor(GLcontext * ctx, const GLfloat cf[4])
 {
@@ -312,6 +311,45 @@ static void r300BlendFuncSeparate(GLcontext * ctx,
        r300SetBlendState(ctx);
 }
 
+static void r300ClipPlane( GLcontext *ctx, GLenum plane, const GLfloat *eq )
+{
+       r300ContextPtr rmesa = R300_CONTEXT(ctx);
+       GLint p;
+       GLint *ip;
+
+       /* no VAP UCP on non-TCL chipsets */
+       if (!(rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL))
+                       return;
+
+       p = (GLint) plane - (GLint) GL_CLIP_PLANE0;
+       ip = (GLint *)ctx->Transform._ClipUserPlane[p];
+
+       R300_STATECHANGE( rmesa, vpucp[p] );
+       rmesa->hw.vpucp[p].cmd[R300_VPUCP_X] = ip[0];
+       rmesa->hw.vpucp[p].cmd[R300_VPUCP_Y] = ip[1];
+       rmesa->hw.vpucp[p].cmd[R300_VPUCP_Z] = ip[2];
+       rmesa->hw.vpucp[p].cmd[R300_VPUCP_W] = ip[3];
+}
+
+static void r300SetClipPlaneState(GLcontext * ctx, GLenum cap, GLboolean state)
+{
+       r300ContextPtr r300 = R300_CONTEXT(ctx);
+       GLuint p;
+
+       /* no VAP UCP on non-TCL chipsets */
+       if (!(r300->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL))
+               return;
+
+       p = cap - GL_CLIP_PLANE0;
+       R300_STATECHANGE(r300, vap_clip_cntl);
+       if (state) {
+               r300->hw.vap_clip_cntl.cmd[1] |= (R300_VAP_UCP_ENABLE_0 << p);
+               r300ClipPlane(ctx, cap, NULL);
+       } else {
+               r300->hw.vap_clip_cntl.cmd[1] &= ~(R300_VAP_UCP_ENABLE_0 << p);
+       }
+}
+
 /**
  * Update our tracked culling state based on Mesa's state.
  */
@@ -351,6 +389,18 @@ static void r300UpdateCulling(GLcontext * ctx)
        r300->hw.cul.cmd[R300_CUL_CULL] = val;
 }
 
+static void r300SetPolygonOffsetState(GLcontext * ctx, GLboolean state)
+{
+       r300ContextPtr r300 = R300_CONTEXT(ctx);
+
+       R300_STATECHANGE(r300, occlusion_cntl);
+       if (state) {
+               r300->hw.occlusion_cntl.cmd[1] |= (3 << 0);
+       } else {
+               r300->hw.occlusion_cntl.cmd[1] &= ~(3 << 0);
+       }
+}
+
 static void r300SetEarlyZState(GLcontext * ctx)
 {
        /* updates register R300_RB3D_EARLY_Z (0x4F14)
@@ -498,6 +548,26 @@ static void r300SetDepthState(GLcontext * ctx)
        r300SetEarlyZState(ctx);
 }
 
+static void r300SetStencilState(GLcontext * ctx, GLboolean state)
+{
+       r300ContextPtr r300 = R300_CONTEXT(ctx);
+
+       if (r300->state.stencil.hw_stencil) {
+               R300_STATECHANGE(r300, zs);
+               if (state) {
+                       r300->hw.zs.cmd[R300_ZS_CNTL_0] |=
+                           R300_RB3D_STENCIL_ENABLE;
+               } else {
+                       r300->hw.zs.cmd[R300_ZS_CNTL_0] &=
+                           ~R300_RB3D_STENCIL_ENABLE;
+               }
+       } else {
+#if R200_MERGED
+               FALLBACK(&r300->radeon, RADEON_FALLBACK_STENCIL, state);
+#endif
+       }
+}
+
 static void r300UpdatePolygonMode(GLcontext * ctx)
 {
        r300ContextPtr r300 = R300_CONTEXT(ctx);
@@ -727,6 +797,24 @@ static void r300Fogfv(GLcontext * ctx, GLenum pname, const GLfloat * param)
        }
 }
 
+static void r300SetFogState(GLcontext * ctx, GLboolean state)
+{
+       r300ContextPtr r300 = R300_CONTEXT(ctx);
+
+       R300_STATECHANGE(r300, fogs);
+       if (state) {
+               r300->hw.fogs.cmd[FG_FOG_BLEND] |= FG_FOG_BLEND_ENABLE;
+
+               r300Fogfv(ctx, GL_FOG_MODE, NULL);
+               r300Fogfv(ctx, GL_FOG_DENSITY, &ctx->Fog.Density);
+               r300Fogfv(ctx, GL_FOG_START, &ctx->Fog.Start);
+               r300Fogfv(ctx, GL_FOG_END, &ctx->Fog.End);
+               r300Fogfv(ctx, GL_FOG_COLOR, ctx->Fog.Color);
+       } else {
+               r300->hw.fogs.cmd[FG_FOG_BLEND] &= ~FG_FOG_BLEND_ENABLE;
+       }
+}
+
 /* =============================================================
  * Point state
  */
@@ -1663,107 +1751,52 @@ static void r300SetupVertexProgram(r300ContextPtr rmesa)
  */
 static void r300Enable(GLcontext * ctx, GLenum cap, GLboolean state)
 {
-       r300ContextPtr r300 = R300_CONTEXT(ctx);
-       GLuint p;
        if (RADEON_DEBUG & DEBUG_STATE)
                fprintf(stderr, "%s( %s = %s )\n", __FUNCTION__,
                        _mesa_lookup_enum_by_nr(cap),
                        state ? "GL_TRUE" : "GL_FALSE");
 
        switch (cap) {
-               /* Fast track this one...
-                */
        case GL_TEXTURE_1D:
        case GL_TEXTURE_2D:
        case GL_TEXTURE_3D:
+               /* empty */
                break;
-
        case GL_FOG:
-               R300_STATECHANGE(r300, fogs);
-               if (state) {
-                       r300->hw.fogs.cmd[FG_FOG_BLEND] |= FG_FOG_BLEND_ENABLE;
-
-                       r300Fogfv(ctx, GL_FOG_MODE, NULL);
-                       r300Fogfv(ctx, GL_FOG_DENSITY, &ctx->Fog.Density);
-                       r300Fogfv(ctx, GL_FOG_START, &ctx->Fog.Start);
-                       r300Fogfv(ctx, GL_FOG_END, &ctx->Fog.End);
-                       r300Fogfv(ctx, GL_FOG_COLOR, ctx->Fog.Color);
-               } else {
-                       r300->hw.fogs.cmd[FG_FOG_BLEND] &= ~FG_FOG_BLEND_ENABLE;
-               }
-
+               r300SetFogState(ctx, state);
                break;
-
        case GL_ALPHA_TEST:
                r300SetAlphaState(ctx);
                break;
-
        case GL_BLEND:
        case GL_COLOR_LOGIC_OP:
                r300SetBlendState(ctx);
                break;
-
-               
        case GL_CLIP_PLANE0:
        case GL_CLIP_PLANE1:
        case GL_CLIP_PLANE2:
        case GL_CLIP_PLANE3:
        case GL_CLIP_PLANE4:
        case GL_CLIP_PLANE5:
-               /* no VAP UCP on non-TCL chipsets */
-               if (!(r300->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL))
-                       return;
-
-               p = cap-GL_CLIP_PLANE0;
-               R300_STATECHANGE( r300, vap_clip_cntl );
-               if (state) {
-                       r300->hw.vap_clip_cntl.cmd[1] |= (R300_VAP_UCP_ENABLE_0<<p);
-                       r300ClipPlane( ctx, cap, NULL );
-               }
-               else {
-                       r300->hw.vap_clip_cntl.cmd[1] &= ~(R300_VAP_UCP_ENABLE_0<<p);
-               }
+               r300SetClipPlaneState(ctx, cap, state);
                break;
        case GL_DEPTH_TEST:
                r300SetDepthState(ctx);
                break;
-
        case GL_STENCIL_TEST:
-               if (r300->state.stencil.hw_stencil) {
-                       R300_STATECHANGE(r300, zs);
-                       if (state) {
-                               r300->hw.zs.cmd[R300_ZS_CNTL_0] |=
-                                   R300_RB3D_STENCIL_ENABLE;
-                       } else {
-                               r300->hw.zs.cmd[R300_ZS_CNTL_0] &=
-                                   ~R300_RB3D_STENCIL_ENABLE;
-                       }
-               } else {
-#if R200_MERGED
-                       FALLBACK(&r300->radeon, RADEON_FALLBACK_STENCIL, state);
-#endif
-               }
+               r300SetStencilState(ctx, state);
                break;
-
        case GL_CULL_FACE:
                r300UpdateCulling(ctx);
                break;
-
        case GL_POLYGON_OFFSET_POINT:
        case GL_POLYGON_OFFSET_LINE:
        case GL_POLYGON_OFFSET_FILL:
-               R300_STATECHANGE(r300, occlusion_cntl);
-               if (state) {
-                       r300->hw.occlusion_cntl.cmd[1] |= (3 << 0);
-               } else {
-                       r300->hw.occlusion_cntl.cmd[1] &= ~(3 << 0);
-               }
+               r300SetPolygonOffsetState(ctx, state);
                break;
-
-
        default:
                radeonEnable(ctx, cap, state);
-               return;
+               break;
        }
 }
 
@@ -2210,27 +2243,6 @@ static void r300RenderMode(GLcontext * ctx, GLenum mode)
        (void)mode;
 }
 
-static void r300ClipPlane( GLcontext *ctx, GLenum plane, const GLfloat *eq )
-{
-       r300ContextPtr rmesa = R300_CONTEXT(ctx);
-       GLint p;
-       GLint *ip;
-
-       /* no VAP UCP on non-TCL chipsets */
-       if (!(rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL))
-                       return;
-
-       p = (GLint) plane - (GLint) GL_CLIP_PLANE0;
-       ip = (GLint *)ctx->Transform._ClipUserPlane[p];
-
-       R300_STATECHANGE( rmesa, vpucp[p] );
-       rmesa->hw.vpucp[p].cmd[R300_VPUCP_X] = ip[0];
-       rmesa->hw.vpucp[p].cmd[R300_VPUCP_Y] = ip[1];
-       rmesa->hw.vpucp[p].cmd[R300_VPUCP_Z] = ip[2];
-       rmesa->hw.vpucp[p].cmd[R300_VPUCP_W] = ip[3];
-}
-
-
 void r300UpdateClipPlanes( GLcontext *ctx )
 {
        r300ContextPtr rmesa = R300_CONTEXT(ctx);
index 365f7ecd0c62bc05bd4ffd1c4e11eb456428f17b..0589ab7cad97f1e262ed1875d427b6f9e434edf2 100644 (file)
@@ -65,13 +65,16 @@ do {                                                        \
     \
 } while (0)
 
-extern void r300UpdateStateParameters(GLcontext * ctx, GLuint new_state);
-extern void r300InitState(r300ContextPtr r300);
-extern void r300InitStateFuncs(struct dd_function_table *functions);
-extern void r300UpdateViewportOffset(GLcontext * ctx);
-extern void r300UpdateDrawBuffer(GLcontext * ctx);
-
-extern void r300UpdateShaders(r300ContextPtr rmesa);
-extern void r300UpdateShaderStates(r300ContextPtr rmesa);
+// r300_state.c
+extern int future_hw_tcl_on;
+void _tnl_UpdateFixedFunctionProgram (GLcontext * ctx);
+void r300UpdateViewportOffset (GLcontext * ctx);
+void r300UpdateDrawBuffer (GLcontext * ctx);
+void r300UpdateStateParameters (GLcontext * ctx, GLuint new_state);
+void r300UpdateShaders (r300ContextPtr rmesa);
+void r300UpdateShaderStates (r300ContextPtr rmesa);
+void r300InitState (r300ContextPtr r300);
+void r300UpdateClipPlanes (GLcontext * ctx);
+void r300InitStateFuncs (struct dd_function_table *functions);
 
 #endif                         /* __R300_STATE_H__ */