/**************************************************************************
*
- * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007-2008 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* 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
+ * 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 "util/u_debug.h"
#include "util/u_math.h"
#include "util/u_memory.h"
+#include "st_glsl_to_tgsi.h" /* for _mesa_sysval_to_semantic */
-#define PROGRAM_ANY_CONST ((1 << PROGRAM_LOCAL_PARAM) | \
- (1 << PROGRAM_ENV_PARAM) | \
- (1 << PROGRAM_STATE_VAR) | \
+#define PROGRAM_ANY_CONST ((1 << PROGRAM_STATE_VAR) | \
(1 << PROGRAM_CONSTANT) | \
(1 << PROGRAM_UNIFORM))
};
-/** Map Mesa's SYSTEM_VALUE_x to TGSI_SEMANTIC_x */
-static unsigned mesa_sysval_to_semantic[SYSTEM_VALUE_MAX] = {
- TGSI_SEMANTIC_FACE,
- TGSI_SEMANTIC_VERTEXID,
- TGSI_SEMANTIC_INSTANCEID
-};
-
-
/**
* Make note of a branch to a label in the TGSI code.
* After we've emitted all instructions, we'll go over the list
t->temps[index] = ureg_DECL_temporary( t->ureg );
return ureg_src(t->temps[index]);
- case PROGRAM_ENV_PARAM:
- case PROGRAM_LOCAL_PARAM:
case PROGRAM_UNIFORM:
assert(index >= 0);
return t->constants[index];
/* Clamp colors for ARB_color_buffer_float. */
switch (t->procType) {
case TGSI_PROCESSOR_VERTEX:
- /* XXX if the geometry shader is present, this must be done there
- * instead of here. */
+ /* This can only occur with a compatibility profile, which doesn't
+ * support geometry shaders. */
if (DstReg->Index == VARYING_SLOT_COL0 ||
DstReg->Index == VARYING_SLOT_COL1 ||
DstReg->Index == VARYING_SLOT_BFC0 ||
/**
- * Emit fragment position/ooordinate code.
+ * Emit fragment position/coordinate code.
*/
static void
emit_wpos(struct st_context *st,
}
else if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT)) {
/* the driver supports lower-left origin, need to invert Y */
- ureg_property_fs_coord_origin(ureg, TGSI_FS_COORD_ORIGIN_LOWER_LEFT);
+ ureg_property(ureg, TGSI_PROPERTY_FS_COORD_ORIGIN,
+ TGSI_FS_COORD_ORIGIN_LOWER_LEFT);
invert = TRUE;
}
else
/* Fragment shader wants origin in lower-left */
if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT))
/* the driver supports lower-left origin */
- ureg_property_fs_coord_origin(ureg, TGSI_FS_COORD_ORIGIN_LOWER_LEFT);
+ ureg_property(ureg, TGSI_PROPERTY_FS_COORD_ORIGIN,
+ TGSI_FS_COORD_ORIGIN_LOWER_LEFT);
else if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT))
/* the driver supports upper-left origin, need to invert Y */
invert = TRUE;
if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER)) {
/* the driver supports pixel center integer */
adjY[1] = 1.0f;
- ureg_property_fs_coord_pixel_center(ureg, TGSI_FS_COORD_PIXEL_CENTER_INTEGER);
+ ureg_property(ureg, TGSI_PROPERTY_FS_COORD_PIXEL_CENTER,
+ TGSI_FS_COORD_PIXEL_CENTER_INTEGER);
}
else if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER)) {
/* the driver supports pixel center half integer, need to bias X,Y */
else if (pscreen->get_param(pscreen, PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER)) {
/* the driver supports pixel center integer, need to bias X,Y */
adjX = adjY[0] = adjY[1] = 0.5f;
- ureg_property_fs_coord_pixel_center(ureg, TGSI_FS_COORD_PIXEL_CENTER_INTEGER);
+ ureg_property(ureg, TGSI_PROPERTY_FS_COORD_PIXEL_CENTER,
+ TGSI_FS_COORD_PIXEL_CENTER_INTEGER);
}
else
assert(0);
t->outputs[i] = ureg_DECL_output( ureg,
outputSemanticName[i],
outputSemanticIndex[i] );
+ if (outputSemanticName[i] == TGSI_SEMANTIC_FOG) {
+ /* force register to contain a fog coordinate in the form (F, 0, 0, 1). */
+ ureg_MOV(ureg,
+ ureg_writemask(t->outputs[i], TGSI_WRITEMASK_YZW),
+ ureg_imm4f(ureg, 0.0f, 0.0f, 0.0f, 1.0f));
+ t->outputs[i] = ureg_writemask(t->outputs[i], TGSI_WRITEMASK_X);
+ }
}
if (passthrough_edgeflags)
emit_edgeflags( t, program );
unsigned numSys = 0;
for (i = 0; sysInputs; i++) {
if (sysInputs & (1 << i)) {
- unsigned semName = mesa_sysval_to_semantic[i];
+ unsigned semName = _mesa_sysval_to_semantic[i];
t->systemValues[i] = ureg_DECL_system_value(ureg, numSys, semName, 0);
if (semName == TGSI_SEMANTIC_INSTANCEID ||
semName == TGSI_SEMANTIC_VERTEXID) {
for (i = 0; i < program->Parameters->NumParameters; i++) {
switch (program->Parameters->Parameters[i].Type) {
- case PROGRAM_ENV_PARAM:
- case PROGRAM_LOCAL_PARAM:
case PROGRAM_STATE_VAR:
case PROGRAM_UNIFORM:
t->constants[i] = ureg_DECL_constant( ureg, i );
}
/* texture samplers */
- for (i = 0; i < ctx->Const.FragmentProgram.MaxTextureImageUnits; i++) {
+ for (i = 0; i < ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits; i++) {
if (program->SamplersUsed & (1 << i)) {
t->samplers[i] = ureg_DECL_sampler( ureg, i );
}