-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+/*
+ * Copyright 2003 VMware, Inc.
* 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, sub license, and/or sell copies of the Software, and to
+ * 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 (including the
* next paragraph) 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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.
- *
- **************************************************************************/
+ */
-
-#include "main/glheader.h"
#include "main/context.h"
#include "main/macros.h"
#include "main/enums.h"
-#include "main/colormac.h"
#include "main/dd.h"
#include "intel_screen.h"
-#include "intel_context.h"
+#include "brw_context.h"
+#include "brw_defines.h"
int
intel_translate_shadow_compare_func(GLenum func)
{
+ /* GL specifies the result of shadow comparisons as:
+ * 1 if ref <op> texel,
+ * 0 otherwise.
+ *
+ * The hardware does:
+ * 0 if texel <op> ref,
+ * 1 otherwise.
+ *
+ * So, these look a bit strange because there's both a negation
+ * and swapping of the arguments involved.
+ */
switch (func) {
- case GL_NEVER:
- return COMPAREFUNC_ALWAYS;
- case GL_LESS:
- return COMPAREFUNC_LEQUAL;
- case GL_LEQUAL:
- return COMPAREFUNC_LESS;
- case GL_GREATER:
- return COMPAREFUNC_GEQUAL;
- case GL_GEQUAL:
- return COMPAREFUNC_GREATER;
- case GL_NOTEQUAL:
- return COMPAREFUNC_EQUAL;
- case GL_EQUAL:
- return COMPAREFUNC_NOTEQUAL;
- case GL_ALWAYS:
- return COMPAREFUNC_NEVER;
+ case GL_NEVER:
+ return BRW_COMPAREFUNCTION_ALWAYS;
+ case GL_LESS:
+ return BRW_COMPAREFUNCTION_LEQUAL;
+ case GL_LEQUAL:
+ return BRW_COMPAREFUNCTION_LESS;
+ case GL_GREATER:
+ return BRW_COMPAREFUNCTION_GEQUAL;
+ case GL_GEQUAL:
+ return BRW_COMPAREFUNCTION_GREATER;
+ case GL_NOTEQUAL:
+ return BRW_COMPAREFUNCTION_EQUAL;
+ case GL_EQUAL:
+ return BRW_COMPAREFUNCTION_NOTEQUAL;
+ case GL_ALWAYS:
+ return BRW_COMPAREFUNCTION_NEVER;
}
- fprintf(stderr, "Unknown value in %s: %x\n", __FUNCTION__, func);
- return COMPAREFUNC_NEVER;
+ unreachable("Invalid shadow comparison function.");
}
int
{
switch (func) {
case GL_NEVER:
- return COMPAREFUNC_NEVER;
+ return BRW_COMPAREFUNCTION_NEVER;
case GL_LESS:
- return COMPAREFUNC_LESS;
+ return BRW_COMPAREFUNCTION_LESS;
case GL_LEQUAL:
- return COMPAREFUNC_LEQUAL;
+ return BRW_COMPAREFUNCTION_LEQUAL;
case GL_GREATER:
- return COMPAREFUNC_GREATER;
+ return BRW_COMPAREFUNCTION_GREATER;
case GL_GEQUAL:
- return COMPAREFUNC_GEQUAL;
+ return BRW_COMPAREFUNCTION_GEQUAL;
case GL_NOTEQUAL:
- return COMPAREFUNC_NOTEQUAL;
+ return BRW_COMPAREFUNCTION_NOTEQUAL;
case GL_EQUAL:
- return COMPAREFUNC_EQUAL;
+ return BRW_COMPAREFUNCTION_EQUAL;
case GL_ALWAYS:
- return COMPAREFUNC_ALWAYS;
+ return BRW_COMPAREFUNCTION_ALWAYS;
}
- fprintf(stderr, "Unknown value in %s: %x\n", __FUNCTION__, func);
- return COMPAREFUNC_ALWAYS;
+ unreachable("Invalid comparison function.");
}
int
{
switch (op) {
case GL_KEEP:
- return STENCILOP_KEEP;
+ return BRW_STENCILOP_KEEP;
case GL_ZERO:
- return STENCILOP_ZERO;
+ return BRW_STENCILOP_ZERO;
case GL_REPLACE:
- return STENCILOP_REPLACE;
+ return BRW_STENCILOP_REPLACE;
case GL_INCR:
- return STENCILOP_INCRSAT;
+ return BRW_STENCILOP_INCRSAT;
case GL_DECR:
- return STENCILOP_DECRSAT;
+ return BRW_STENCILOP_DECRSAT;
case GL_INCR_WRAP:
- return STENCILOP_INCR;
+ return BRW_STENCILOP_INCR;
case GL_DECR_WRAP:
- return STENCILOP_DECR;
- case GL_INVERT:
- return STENCILOP_INVERT;
- default:
- return STENCILOP_ZERO;
- }
-}
-
-int
-intel_translate_logic_op(GLenum opcode)
-{
- switch (opcode) {
- case GL_CLEAR:
- return LOGICOP_CLEAR;
- case GL_AND:
- return LOGICOP_AND;
- case GL_AND_REVERSE:
- return LOGICOP_AND_RVRSE;
- case GL_COPY:
- return LOGICOP_COPY;
- case GL_COPY_INVERTED:
- return LOGICOP_COPY_INV;
- case GL_AND_INVERTED:
- return LOGICOP_AND_INV;
- case GL_NOOP:
- return LOGICOP_NOOP;
- case GL_XOR:
- return LOGICOP_XOR;
- case GL_OR:
- return LOGICOP_OR;
- case GL_OR_INVERTED:
- return LOGICOP_OR_INV;
- case GL_NOR:
- return LOGICOP_NOR;
- case GL_EQUIV:
- return LOGICOP_EQUIV;
+ return BRW_STENCILOP_DECR;
case GL_INVERT:
- return LOGICOP_INV;
- case GL_OR_REVERSE:
- return LOGICOP_OR_RVRSE;
- case GL_NAND:
- return LOGICOP_NAND;
- case GL_SET:
- return LOGICOP_SET;
+ return BRW_STENCILOP_INVERT;
default:
- return LOGICOP_SET;
+ return BRW_STENCILOP_ZERO;
}
}
projects / mesa.git / blobdiff