mesa/swrast: Use global function _mesa_regions_overlap()

[mesa.git] / src / mesa / swrast / s_context.c

diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c
index d6d1004d9d89c28adbac8d100f65ff7f46345576..af24207e56796df085820b97646973298a5ceff4 100644 (file)
--- a/src/mesa/swrast/s_context.c
+++ b/src/mesa/swrast/s_context.c
@@ -1,6 +1,5 @@
 /*
  * Mesa 3-D graphics library
- * Version:  7.1
  *
  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
  *
@@ -17,18 +16,17 @@
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
  *
  * Authors:
- *    Keith Whitwell <keith@tungstengraphics.com>
- *    Brian Paul
+ *    Keith Whitwell <keithw@vmware.com> Brian Paul
  */
 
 #include "main/imports.h"
 #include "main/bufferobj.h"
-#include "main/colormac.h"
 #include "main/mtypes.h"
 #include "main/samplerobj.h"
 #include "main/teximage.h"
@@ -62,7 +60,7 @@ _swrast_update_rasterflags( struct gl_context *ctx )
    if (ctx->Color.BlendEnabled)           rasterMask |= BLEND_BIT;
    if (ctx->Depth.Test)                   rasterMask |= DEPTH_BIT;
    if (swrast->_FogEnabled)               rasterMask |= FOG_BIT;
-   if (ctx->Scissor.Enabled)              rasterMask |= CLIP_BIT;
+   if (ctx->Scissor.EnableFlags)          rasterMask |= CLIP_BIT;
    if (ctx->Stencil._Enabled)             rasterMask |= STENCIL_BIT;
    for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) {
       if (!ctx->Color.ColorMask[i][0] ||
@@ -74,11 +72,11 @@ _swrast_update_rasterflags( struct gl_context *ctx )
       }
    }
    if (ctx->Color.ColorLogicOpEnabled) rasterMask |= LOGIC_OP_BIT;
-   if (ctx->Texture._EnabledUnits)     rasterMask |= TEXTURE_BIT;
-   if (   ctx->Viewport.X < 0
-       || ctx->Viewport.X + ctx->Viewport.Width > (GLint) ctx->DrawBuffer->Width
-       || ctx->Viewport.Y < 0
-       || ctx->Viewport.Y + ctx->Viewport.Height > (GLint) ctx->DrawBuffer->Height) {
+   if (ctx->Texture._MaxEnabledTexImageUnit >= 0) rasterMask |= TEXTURE_BIT;
+   if (   ctx->ViewportArray[0].X < 0
+       || ctx->ViewportArray[0].X + ctx->ViewportArray[0].Width > (GLfloat) ctx->DrawBuffer->Width
+       || ctx->ViewportArray[0].Y < 0
+       || ctx->ViewportArray[0].Y + ctx->ViewportArray[0].Height > (GLfloat) ctx->DrawBuffer->Height) {
       rasterMask |= CLIP_BIT;
    }
 
@@ -252,6 +250,7 @@ _swrast_update_fog_state( struct gl_context *ctx )
    const struct gl_fragment_program *fp = ctx->FragmentProgram._Current;
 
    assert(fp == NULL || fp->Base.Target == GL_FRAGMENT_PROGRAM_ARB);
+   (void) fp; /* silence unused var warning */
 
    /* determine if fog is needed, and if so, which fog mode */
    swrast->_FogEnabled = (!_swrast_use_fragment_program(ctx) &&
@@ -287,7 +286,7 @@ _swrast_update_specular_vertex_add(struct gl_context *ctx)
        ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR);
 
    swrast->SpecularVertexAdd = (separateSpecular
-                                && ctx->Texture._EnabledUnits == 0x0
+                                && ctx->Texture._MaxEnabledTexImageUnit == -1
                                 && !_swrast_use_fragment_program(ctx)
                                 && !ctx->ATIFragmentShader._Enabled);
 }
@@ -352,7 +351,7 @@ _swrast_validate_triangle( struct gl_context *ctx,
 
    _swrast_validate_derived( ctx );
    swrast->choose_triangle( ctx );
-   ASSERT(swrast->Triangle);
+   assert(swrast->Triangle);
 
    if (swrast->SpecularVertexAdd) {
       /* separate specular color, but no texture */
@@ -374,7 +373,7 @@ _swrast_validate_line( struct gl_context *ctx, const SWvertex *v0, const SWverte
 
    _swrast_validate_derived( ctx );
    swrast->choose_line( ctx );
-   ASSERT(swrast->Line);
+   assert(swrast->Line);
 
    if (swrast->SpecularVertexAdd) {
       swrast->SpecLine = swrast->Line;
@@ -409,7 +408,7 @@ _swrast_validate_point( struct gl_context *ctx, const SWvertex *v0 )
  * Called via swrast->BlendFunc.  Examine GL state to choose a blending
  * function, then call it.
  */
-static void _ASMAPI
+static void
 _swrast_validate_blend_func(struct gl_context *ctx, GLuint n, const GLubyte mask[],
                             GLvoid *src, const GLvoid *dst,
                             GLenum chanType )
@@ -459,7 +458,7 @@ _swrast_invalidate_state( struct gl_context *ctx, GLbitfield new_state )
       swrast->BlendFunc = _swrast_validate_blend_func;
 
    if (new_state & _SWRAST_NEW_TEXTURE_SAMPLE_FUNC)
-      for (i = 0 ; i < ctx->Const.MaxTextureImageUnits ; i++)
+      for (i = 0 ; i < ARRAY_SIZE(swrast->TextureSample); i++)
         swrast->TextureSample[i] = NULL;
 }
 
@@ -473,7 +472,7 @@ _swrast_update_texture_samplers(struct gl_context *ctx)
    if (!swrast)
       return; /* pipe hack */
 
-   for (u = 0; u < ctx->Const.MaxTextureImageUnits; u++) {
+   for (u = 0; u < ARRAY_SIZE(swrast->TextureSample); u++) {
       struct gl_texture_object *tObj = ctx->Texture.Unit[u]._Current;
       /* Note: If tObj is NULL, the sample function will be a simple
        * function that just returns opaque black (0,0,0,1).
@@ -524,7 +523,7 @@ _swrast_update_active_attribs(struct gl_context *ctx)
       if (swrast->_FogEnabled)
          attribsMask |= VARYING_BIT_FOGC;
 
-      attribsMask |= (ctx->Texture._EnabledUnits << VARYING_SLOT_TEX0);
+      attribsMask |= (ctx->Texture._EnabledCoordUnits << VARYING_SLOT_TEX0);
    }
 
    swrast->_ActiveAttribMask = attribsMask;
@@ -766,7 +765,7 @@ _swrast_CreateContext( struct gl_context *ctx )
    swrast->Driver.SpanRenderStart = _swrast_span_render_start;
    swrast->Driver.SpanRenderFinish = _swrast_span_render_finish;
 
-   for (i = 0; i < MAX_TEXTURE_IMAGE_UNITS; i++)
+   for (i = 0; i < ARRAY_SIZE(swrast->TextureSample); i++)
       swrast->TextureSample[i] = NULL;
 
    /* SpanArrays is global and shared by all SWspan instances. However, when
@@ -795,9 +794,9 @@ _swrast_CreateContext( struct gl_context *ctx )
    swrast->PointSpan.facing = 0;
    swrast->PointSpan.array = swrast->SpanArrays;
 
-   init_program_native_limits(&ctx->Const.VertexProgram);
-   init_program_native_limits(&ctx->Const.GeometryProgram);
-   init_program_native_limits(&ctx->Const.FragmentProgram);
+   init_program_native_limits(&ctx->Const.Program[MESA_SHADER_VERTEX]);
+   init_program_native_limits(&ctx->Const.Program[MESA_SHADER_GEOMETRY]);
+   init_program_native_limits(&ctx->Const.Program[MESA_SHADER_FRAGMENT]);
 
    ctx->swrast_context = swrast;
 
@@ -924,7 +923,7 @@ _swrast_print_vertex( struct gl_context *ctx, const SWvertex *v )
                   v->attrib[VARYING_SLOT_POS][3]);
 
       for (i = 0 ; i < ctx->Const.MaxTextureCoordUnits ; i++)
-        if (ctx->Texture.Unit[i]._ReallyEnabled)
+        if (ctx->Texture.Unit[i]._Current)
            _mesa_debug(ctx, "texcoord[%d] %f %f %f %f\n", i,
                         v->attrib[VARYING_SLOT_TEX0 + i][0],
                         v->attrib[VARYING_SLOT_TEX0 + i][1],