mesa: enable GL_EXT_draw_instanced for gles2
[mesa.git] / src / mesa / main / hint.c
index 3621176b37e8b2553f180fda7381636008e73616..890be7b39c8f126a2df871ba910ab48d09bd2cb8 100644 (file)
-/* $Id: hint.c,v 1.3 2000/04/10 15:52:26 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
- * Version:  3.3
- * 
- * Copyright (C) 1999-2000  Brian Paul   All Rights Reserved.
- * 
+ *
+ * Copyright (C) 1999-2002  Brian Paul   All Rights Reserved.
+ *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
  * to deal in the Software without restriction, including without limitation
  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  * and/or sell copies of the Software, and to permit persons to whom the
  * Software is furnished to do so, subject to the following conditions:
- * 
+ *
  * The above copyright notice and this permission notice shall be included
  * in all copies or substantial portions of the Software.
- * 
+ *
  * 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
- * BRIAN PAUL 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.
  */
 
 
-#ifdef PC_HEADER
-#include "all.h"
-#else
 #include "glheader.h"
 #include "enums.h"
 #include "context.h"
 #include "hint.h"
-#include "state.h"
-#endif
 
+#include "mtypes.h"
 
 
-void
+
+void GLAPIENTRY
 _mesa_Hint( GLenum target, GLenum mode )
 {
    GET_CURRENT_CONTEXT(ctx);
-   (void) _mesa_try_Hint( ctx, target, mode );
-}
-
-
-GLboolean
-_mesa_try_Hint( GLcontext *ctx, GLenum target, GLenum mode )
-{
-   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, "glHint", GL_FALSE);
 
    if (MESA_VERBOSE & VERBOSE_API)
-      fprintf(stderr, "glHint %s %d\n", gl_lookup_enum_by_nr(target), mode);
+      _mesa_debug(ctx, "glHint %s %s\n",
+                  _mesa_enum_to_string(target),
+                  _mesa_enum_to_string(mode));
 
    if (mode != GL_NICEST && mode != GL_FASTEST && mode != GL_DONT_CARE) {
-      gl_error(ctx, GL_INVALID_ENUM, "glHint(mode)");
-      return GL_FALSE;
+      _mesa_error(ctx, GL_INVALID_ENUM, "glHint(mode)");
+      return;
    }
 
    switch (target) {
       case GL_FOG_HINT:
+         if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
+            goto invalid_target;
+         if (ctx->Hint.Fog == mode)
+           return;
+        FLUSH_VERTICES(ctx, _NEW_HINT);
          ctx->Hint.Fog = mode;
          break;
       case GL_LINE_SMOOTH_HINT:
+         if (!_mesa_is_desktop_gl(ctx) && ctx->API != API_OPENGLES)
+            goto invalid_target;
+         if (ctx->Hint.LineSmooth == mode)
+           return;
+        FLUSH_VERTICES(ctx, _NEW_HINT);
          ctx->Hint.LineSmooth = mode;
          break;
       case GL_PERSPECTIVE_CORRECTION_HINT:
+         if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
+            goto invalid_target;
+         if (ctx->Hint.PerspectiveCorrection == mode)
+           return;
+        FLUSH_VERTICES(ctx, _NEW_HINT);
          ctx->Hint.PerspectiveCorrection = mode;
          break;
       case GL_POINT_SMOOTH_HINT:
+         if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
+            goto invalid_target;
+         if (ctx->Hint.PointSmooth == mode)
+           return;
+        FLUSH_VERTICES(ctx, _NEW_HINT);
          ctx->Hint.PointSmooth = mode;
          break;
       case GL_POLYGON_SMOOTH_HINT:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_target;
+         if (ctx->Hint.PolygonSmooth == mode)
+           return;
+        FLUSH_VERTICES(ctx, _NEW_HINT);
          ctx->Hint.PolygonSmooth = mode;
          break;
-      case GL_PREFER_DOUBLEBUFFER_HINT_PGI:
-      case GL_STRICT_DEPTHFUNC_HINT_PGI:
-         break;
-      case GL_STRICT_LIGHTING_HINT_PGI:
-         ctx->Hint.StrictLighting = mode;
-         break;
-      case GL_STRICT_SCISSOR_HINT_PGI:
-      case GL_FULL_STIPPLE_HINT_PGI:
-      case GL_NATIVE_GRAPHICS_BEGIN_HINT_PGI:
-      case GL_NATIVE_GRAPHICS_END_HINT_PGI:
-      case GL_CONSERVE_MEMORY_HINT_PGI:
-      case GL_RECLAIM_MEMORY_HINT_PGI:
-         break;
-      case GL_ALWAYS_FAST_HINT_PGI:
-         if (mode) {
-            ctx->Hint.AllowDrawWin = GL_TRUE;
-            ctx->Hint.AllowDrawFrg = GL_FALSE;
-            ctx->Hint.AllowDrawMem = GL_FALSE;
-         } else {
-            ctx->Hint.AllowDrawWin = GL_TRUE;
-            ctx->Hint.AllowDrawFrg = GL_TRUE;
-            ctx->Hint.AllowDrawMem = GL_TRUE;
-         } 
-         break;
-      case GL_ALWAYS_SOFT_HINT_PGI:
-         ctx->Hint.AllowDrawWin = GL_TRUE;
-         ctx->Hint.AllowDrawFrg = GL_TRUE;
-         ctx->Hint.AllowDrawMem = GL_TRUE;
-         break;
-      case GL_ALLOW_DRAW_OBJ_HINT_PGI:
-         break;
-      case GL_ALLOW_DRAW_WIN_HINT_PGI:
-         ctx->Hint.AllowDrawWin = mode;
-         break;
-      case GL_ALLOW_DRAW_FRG_HINT_PGI:
-         ctx->Hint.AllowDrawFrg = mode;
-         break;
-      case GL_ALLOW_DRAW_MEM_HINT_PGI:
-         ctx->Hint.AllowDrawMem = mode;
+
+      /* GL_ARB_texture_compression */
+      case GL_TEXTURE_COMPRESSION_HINT_ARB:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_target;
+        if (ctx->Hint.TextureCompression == mode)
+           return;
+        FLUSH_VERTICES(ctx, _NEW_HINT);
+        ctx->Hint.TextureCompression = mode;
          break;
-      case GL_CLIP_NEAR_HINT_PGI:
-      case GL_CLIP_FAR_HINT_PGI:
-      case GL_WIDE_LINE_HINT_PGI:
-      case GL_BACK_NORMALS_HINT_PGI:
-      case GL_NATIVE_GRAPHICS_HANDLE_PGI:
+
+      /* GL_SGIS_generate_mipmap */
+      case GL_GENERATE_MIPMAP_HINT_SGIS:
+         if (ctx->API == API_OPENGL_CORE)
+            goto invalid_target;
+         if (ctx->Hint.GenerateMipmap == mode)
+            return;
+        FLUSH_VERTICES(ctx, _NEW_HINT);
+        ctx->Hint.GenerateMipmap = mode;
          break;
 
-         /* GL_EXT_clip_volume_hint */
-      case GL_CLIP_VOLUME_CLIPPING_HINT_EXT:
-         ctx->Hint.ClipVolumeClipping = mode;
+      /* GL_ARB_fragment_shader */
+      case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB:
+         if (ctx->API == API_OPENGLES || !ctx->Extensions.ARB_fragment_shader)
+            goto invalid_target;
+         if (ctx->Hint.FragmentShaderDerivative == mode)
+            return;
+         FLUSH_VERTICES(ctx, _NEW_HINT);
+         ctx->Hint.FragmentShaderDerivative = mode;
          break;
 
       default:
-         gl_error( ctx, GL_INVALID_ENUM, "glHint(target)" );
-         return GL_FALSE;
+         goto invalid_target;
    }
+   return;
 
-   ctx->NewState |= NEW_ALL;   /* just to be safe */
-
-   if (ctx->Driver.Hint) {
-      (*ctx->Driver.Hint)( ctx, target, mode );
-   }
-   
-   return GL_TRUE;
+invalid_target:
+   _mesa_error(ctx, GL_INVALID_ENUM, "glHint(target)");
+   return;
 }
 
-
-void
-_mesa_HintPGI( GLenum target, GLint mode )
+/* GL_ARB_parallel_shader_compile */
+void GLAPIENTRY
+_mesa_MaxShaderCompilerThreadsKHR(GLuint count)
 {
    GET_CURRENT_CONTEXT(ctx);
-   ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glHintPGI");
-
-   if (MESA_VERBOSE & VERBOSE_API)
-      fprintf(stderr, "glHintPGI %s %d\n", gl_lookup_enum_by_nr(target), mode);
 
-   if (mode != GL_NICEST && mode != GL_FASTEST && mode != GL_DONT_CARE) {
-      gl_error(ctx, GL_INVALID_ENUM, "glHintPGI(mode)");
-      return;
-   }
+   ctx->Hint.MaxShaderCompilerThreads = count;
 
-   switch (target) {
-      case GL_PREFER_DOUBLEBUFFER_HINT_PGI:
-      case GL_STRICT_DEPTHFUNC_HINT_PGI:
-      case GL_STRICT_LIGHTING_HINT_PGI:
-      case GL_STRICT_SCISSOR_HINT_PGI:
-      case GL_FULL_STIPPLE_HINT_PGI:
-      case GL_NATIVE_GRAPHICS_BEGIN_HINT_PGI:
-      case GL_NATIVE_GRAPHICS_END_HINT_PGI:
-      case GL_CONSERVE_MEMORY_HINT_PGI:
-      case GL_RECLAIM_MEMORY_HINT_PGI:
-      case GL_ALWAYS_FAST_HINT_PGI:
-      case GL_ALWAYS_SOFT_HINT_PGI:
-      case GL_ALLOW_DRAW_OBJ_HINT_PGI:
-      case GL_ALLOW_DRAW_WIN_HINT_PGI:
-      case GL_ALLOW_DRAW_FRG_HINT_PGI:
-      case GL_ALLOW_DRAW_MEM_HINT_PGI:
-      case GL_CLIP_NEAR_HINT_PGI:
-      case GL_CLIP_FAR_HINT_PGI:
-      case GL_WIDE_LINE_HINT_PGI:
-      case GL_BACK_NORMALS_HINT_PGI:
-      case GL_NATIVE_GRAPHICS_HANDLE_PGI:
-         (void) _mesa_try_Hint(ctx, target, (GLenum) mode);
-         break;
-      default:
-         gl_error( ctx, GL_INVALID_ENUM, "glHintPGI(target)" );
-         return;
-   }
+   if (ctx->Driver.SetMaxShaderCompilerThreads)
+      ctx->Driver.SetMaxShaderCompilerThreads(ctx, count);
 }
 
-   
+/**********************************************************************/
+/*****                      Initialization                        *****/
+/**********************************************************************/
+
+void _mesa_init_hint( struct gl_context * ctx )
+{
+   /* Hint group */
+   ctx->Hint.PerspectiveCorrection = GL_DONT_CARE;
+   ctx->Hint.PointSmooth = GL_DONT_CARE;
+   ctx->Hint.LineSmooth = GL_DONT_CARE;
+   ctx->Hint.PolygonSmooth = GL_DONT_CARE;
+   ctx->Hint.Fog = GL_DONT_CARE;
+   ctx->Hint.TextureCompression = GL_DONT_CARE;
+   ctx->Hint.GenerateMipmap = GL_DONT_CARE;
+   ctx->Hint.FragmentShaderDerivative = GL_DONT_CARE;
+   ctx->Hint.MaxShaderCompilerThreads = 0xffffffff;
+}