mesa: fix num_draw_buffers==0 in fixed-function fragment program generation

[mesa.git] / src / mesa / main / config.h

diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h
index f77a29a43ece2eff178ac8f516715fd460428c70..fffb1a7d2ececba81d37aeaf4a22d30963b75fd5 100644 (file)
--- a/src/mesa/main/config.h
+++ b/src/mesa/main/config.h
@@ -97,17 +97,20 @@
 /** Max texture palette / color table size */
 #define MAX_COLOR_TABLE_SIZE 256
 
+/** Max memory to allow for a single texture image (in megabytes) */
+#define MAX_TEXTURE_MBYTES 1024
+
 /** Number of 1D/2D texture mipmap levels */
-#define MAX_TEXTURE_LEVELS 13
+#define MAX_TEXTURE_LEVELS 15
 
 /** Number of 3D texture mipmap levels */
-#define MAX_3D_TEXTURE_LEVELS 9
+#define MAX_3D_TEXTURE_LEVELS 15
 
 /** Number of cube texture mipmap levels - GL_ARB_texture_cube_map */
-#define MAX_CUBE_TEXTURE_LEVELS 13
+#define MAX_CUBE_TEXTURE_LEVELS 15
 
 /** Maximum rectangular texture size - GL_NV_texture_rectangle */
-#define MAX_TEXTURE_RECT_SIZE 4096
+#define MAX_TEXTURE_RECT_SIZE 16384
 
 /** Maximum number of layers in a 1D or 2D array texture - GL_MESA_texture_array */
 #define MAX_ARRAY_TEXTURE_LAYERS 64
@@ -138,9 +141,31 @@
 /** 
  * Maximum viewport/image width. Must accomodate all texture sizes too. 
  */
-#define MAX_WIDTH 4096
+
+#ifndef MAX_WIDTH
+#   define MAX_WIDTH 16384
+#endif
 /** Maximum viewport/image height */
+#ifndef MAX_HEIGHT
+#   define MAX_HEIGHT 16384
+#endif
+
+/* XXX: hack to prevent stack overflow on windows until all temporary arrays
+ * [MAX_WIDTH] are allocated from the heap */
+#ifdef WIN32
+#undef MAX_TEXTURE_LEVELS
+#undef MAX_3D_TEXTURE_LEVELS
+#undef MAX_CUBE_TEXTURE_LEVELS
+#undef MAX_TEXTURE_RECT_SIZE
+#undef MAX_WIDTH
+#undef MAX_HEIGHT
+#define MAX_TEXTURE_LEVELS 13
+#define MAX_3D_TEXTURE_LEVELS 9
+#define MAX_CUBE_TEXTURE_LEVELS 13
+#define MAX_TEXTURE_RECT_SIZE 4096
+#define MAX_WIDTH 4096
 #define MAX_HEIGHT 4096
+#endif
 
 /** Maxmimum size for CVA.  May be overridden by the drivers.  */
 #define MAX_ARRAY_LOCK_SIZE 3000
@@ -163,11 +188,50 @@
 #define MAX_TEXTURE_MAX_ANISOTROPY 16.0
 
 /** For GL_EXT_texture_lod_bias (typically MAX_TEXTURE_LEVELS - 1) */
-#define MAX_TEXTURE_LOD_BIAS 12.0
+#define MAX_TEXTURE_LOD_BIAS 14.0
+
+/** For any program target/extension */
+/*@{*/
+#define MAX_PROGRAM_INSTRUCTIONS       (16 * 1024)
+
+/**
+ * Per-program constants (power of two)
+ *
+ * \c MAX_PROGRAM_LOCAL_PARAMS and \c MAX_UNIFORMS are just the assembly shader
+ * and GLSL shader names for the same thing.  They should \b always have the
+ * same value.  Each refers to the number of vec4 values supplied as
+ * per-program parameters.
+ */
+/*@{*/
+#define MAX_PROGRAM_LOCAL_PARAMS       1024
+#define MAX_UNIFORMS                   1024
+/*@}*/
+
+/**
+ * Per-context constants (power of two)
+ *
+ * \note
+ * This value should always be less than or equal to \c MAX_PROGRAM_LOCAL_PARAMS
+ * and \c MAX_VERTEX_PROGRAM_PARAMS.  Otherwise some applications will make
+ * incorrect assumptions.
+ */
+#define MAX_PROGRAM_ENV_PARAMS         256
+
+#define MAX_PROGRAM_MATRICES           8
+#define MAX_PROGRAM_MATRIX_STACK_DEPTH 4
+#define MAX_PROGRAM_CALL_DEPTH         8
+#define MAX_PROGRAM_TEMPS              256
+#define MAX_PROGRAM_ADDRESS_REGS       2
+#define MAX_VARYING                    16    /**< number of float[4] vectors */
+#define MAX_SAMPLERS                   MAX_TEXTURE_IMAGE_UNITS
+#define MAX_PROGRAM_INPUTS             32
+#define MAX_PROGRAM_OUTPUTS            64
+/*@}*/
 
 /** For GL_ARB_vertex_program */
 /*@{*/
 #define MAX_VERTEX_PROGRAM_ADDRESS_REGS 1
+#define MAX_VERTEX_PROGRAM_PARAMS       MAX_UNIFORMS
 /*@}*/
 
 /** For GL_ARB_fragment_program */
@@ -175,23 +239,6 @@
 #define MAX_FRAGMENT_PROGRAM_ADDRESS_REGS 0
 /*@}*/
 
-/** For any program target/extension */
-/*@{*/
-#define MAX_PROGRAM_INSTRUCTIONS  (16 * 1024)
-#define MAX_PROGRAM_LOCAL_PARAMS 256 /**< per-program constants (power of two) */
-#define MAX_PROGRAM_ENV_PARAMS 256   /**< per-context constants (power of two) */
-#define MAX_PROGRAM_MATRICES 8
-#define MAX_PROGRAM_MATRIX_STACK_DEPTH 4
-#define MAX_PROGRAM_CALL_DEPTH 8
-#define MAX_PROGRAM_TEMPS 256
-#define MAX_PROGRAM_ADDRESS_REGS 2
-#define MAX_UNIFORMS 1024  /**< number of vec4 uniforms */
-#define MAX_VARYING 16     /**< number of float[4] vectors */
-#define MAX_SAMPLERS MAX_TEXTURE_IMAGE_UNITS
-#define MAX_PROGRAM_INPUTS 32
-#define MAX_PROGRAM_OUTPUTS 32
-/*@}*/
-
 /** For GL_NV_vertex_program */
 /*@{*/
 #define MAX_NV_VERTEX_PROGRAM_INSTRUCTIONS 128
@@ -216,13 +263,14 @@
 /*@{*/
 #define MAX_VERTEX_GENERIC_ATTRIBS 16
 #define MAX_VERTEX_TEXTURE_IMAGE_UNITS MAX_TEXTURE_IMAGE_UNITS
-#define MAX_COMBINED_TEXTURE_IMAGE_UNITS MAX_TEXTURE_IMAGE_UNITS
+#define MAX_COMBINED_TEXTURE_IMAGE_UNITS (MAX_VERTEX_TEXTURE_IMAGE_UNITS + \
+                                         MAX_TEXTURE_IMAGE_UNITS)
 /*@}*/
 
 
 /** For GL_ARB_draw_buffers */
 /*@{*/
-#define MAX_DRAW_BUFFERS 4
+#define MAX_DRAW_BUFFERS 8
 /*@}*/
 
 
@@ -234,6 +282,20 @@
 /** For GL_ATI_envmap_bump - support bump mapping on first 8 units */
 #define SUPPORTED_ATI_BUMP_UNITS 0xff
 
+/** For GL_EXT_transform_feedback */
+#define MAX_FEEDBACK_ATTRIBS 32
+
+/** For GL_ARB_geometry_shader4 */
+/*@{*/
+#define MAX_GEOMETRY_TEXTURE_IMAGE_UNITS             8
+#define MAX_GEOMETRY_VARYING_COMPONENTS              32
+#define MAX_VERTEX_VARYING_COMPONENTS                32
+#define MAX_GEOMETRY_UNIFORM_COMPONENTS              512
+#define MAX_GEOMETRY_OUTPUT_VERTICES                 256
+#define MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS         1024
+/*@}*/
+
+
 /**
  * \name Mesa-specific parameters
  */