/*
* Mesa 3-D graphics library
- * Version: 7.0
+ * Version: 7.1
*
* Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
*
*/
-#include "glheader.h"
-#include "context.h"
-#include "hash.h"
-#include "imports.h"
-#include "macros.h"
-#include "mtypes.h"
+#include "main/glheader.h"
+#include "main/context.h"
+#include "main/hash.h"
+#include "main/imports.h"
+#include "main/macros.h"
+#include "main/mtypes.h"
#include "prog_statevars.h"
#include "prog_parameter.h"
-#include "nvvertparse.h"
/**
value[3] = 1.0;
}
return;
- case STATE_POSITION_NORMALIZED:
- COPY_4V(value, ctx->Light.Light[ln].EyePosition);
- NORMALIZE_3FV( value );
- return;
default:
_mesa_problem(ctx, "Invalid light state in fetch_state");
return;
ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_AMBIENT+face][i];
}
/* [3] = material alpha */
- value[3] = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_DIFFUSE+face][3];
+ value[3] = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_AMBIENT+face][3];
return;
case STATE_DIFFUSE:
for (i = 0; i < 3; i++) {
ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_SPECULAR+face][i];
}
/* [3] = material alpha */
- value[3] = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_DIFFUSE+face][3];
+ value[3] = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_SPECULAR+face][3];
return;
default:
_mesa_problem(ctx, "Invalid lightprod state in fetch_state");
value[0] = ctx->Fog.Density;
value[1] = ctx->Fog.Start;
value[2] = ctx->Fog.End;
- value[3] = 1.0F / (ctx->Fog.End - ctx->Fog.Start);
+ value[3] = (ctx->Fog.End == ctx->Fog.Start)
+ ? 1.0f : (GLfloat)(1.0 / (ctx->Fog.End - ctx->Fog.Start));
return;
case STATE_CLIPPLANE:
{
value[0] = ctx->Viewport.Near; /* near */
value[1] = ctx->Viewport.Far; /* far */
value[2] = ctx->Viewport.Far - ctx->Viewport.Near; /* far - near */
- value[3] = 0;
+ value[3] = 1.0;
return;
case STATE_FRAGMENT_PROGRAM:
{
case STATE_INTERNAL:
switch (state[1]) {
case STATE_NORMAL_SCALE:
- ASSIGN_4V(value, ctx->_ModelViewInvScale, 0, 0, 1);
+ ASSIGN_4V(value,
+ ctx->_ModelViewInvScale,
+ ctx->_ModelViewInvScale,
+ ctx->_ModelViewInvScale,
+ 1);
return;
case STATE_TEXRECT_SCALE:
{
= ctx->Texture.Unit[unit]._Current;
if (texObj) {
struct gl_texture_image *texImage = texObj->Image[0][0];
- ASSIGN_4V(value, 1.0 / texImage->Width,
- 1.0 / texImage->Height,
- 0.0, 1.0);
+ ASSIGN_4V(value, (GLfloat) (1.0 / texImage->Width),
+ (GLfloat)(1.0 / texImage->Height),
+ 0.0f, 1.0f);
}
}
return;
* exp: 2^-(density/ln(2) * fogcoord)
* exp2: 2^-((density/(ln(2)^2) * fogcoord)^2)
*/
- value[0] = -1.0F / (ctx->Fog.End - ctx->Fog.Start);
- value[1] = ctx->Fog.End / (ctx->Fog.End - ctx->Fog.Start);
- value[2] = ctx->Fog.Density * ONE_DIV_LN2;
- value[3] = ctx->Fog.Density * ONE_DIV_SQRT_LN2;
+ value[0] = (ctx->Fog.End == ctx->Fog.Start)
+ ? 1.0f : (GLfloat)(-1.0F / (ctx->Fog.End - ctx->Fog.Start));
+ value[1] = ctx->Fog.End * -value[0];
+ value[2] = (GLfloat)(ctx->Fog.Density * ONE_DIV_LN2);
+ value[3] = (GLfloat)(ctx->Fog.Density * ONE_DIV_SQRT_LN2);
return;
- case STATE_SPOT_DIR_NORMALIZED: {
+
+ case STATE_LIGHT_SPOT_DIR_NORMALIZED: {
/* here, state[2] is the light number */
/* pre-normalize spot dir */
const GLuint ln = (GLuint) state[2];
- COPY_3V(value, ctx->Light.Light[ln].EyeDirection);
- NORMALIZE_3FV(value);
+ COPY_3V(value, ctx->Light.Light[ln]._NormDirection);
value[3] = ctx->Light.Light[ln]._CosCutoff;
return;
}
+
+ case STATE_LIGHT_POSITION: {
+ const GLuint ln = (GLuint) state[2];
+ COPY_4V(value, ctx->Light.Light[ln]._Position);
+ return;
+ }
+
+ case STATE_LIGHT_POSITION_NORMALIZED: {
+ const GLuint ln = (GLuint) state[2];
+ COPY_4V(value, ctx->Light.Light[ln]._Position);
+ NORMALIZE_3FV( value );
+ return;
+ }
+
+ case STATE_LIGHT_HALF_VECTOR: {
+ const GLuint ln = (GLuint) state[2];
+ GLfloat p[3];
+ /* Compute infinite half angle vector:
+ * halfVector = normalize(normalize(lightPos) + (0, 0, 1))
+ * light.EyePosition.w should be 0 for infinite lights.
+ */
+ COPY_3V(p, ctx->Light.Light[ln]._Position);
+ NORMALIZE_3FV(p);
+ ADD_3V(value, p, ctx->_EyeZDir);
+ NORMALIZE_3FV(value);
+ value[3] = 1.0;
+ return;
+ }
+
+
+
case STATE_PT_SCALE:
value[0] = ctx->Pixel.RedScale;
value[1] = ctx->Pixel.GreenScale;
value[2] = ctx->Pixel.BlueBias;
value[3] = ctx->Pixel.AlphaBias;
break;
+ case STATE_PCM_SCALE:
+ COPY_4V(value, ctx->Pixel.PostColorMatrixScale);
+ break;
+ case STATE_PCM_BIAS:
+ COPY_4V(value, ctx->Pixel.PostColorMatrixBias);
+ break;
+
+ /* XXX: make sure new tokens added here are also handled in the
+ * _mesa_program_state_flags() switch, below.
+ */
default:
/* unknown state indexes are silently ignored
* should be handled by the driver.
case STATE_INTERNAL:
switch (state[1]) {
+
+ case STATE_NORMAL_SCALE:
+ return _NEW_MODELVIEW;
+
case STATE_TEXRECT_SCALE:
return _NEW_TEXTURE;
case STATE_FOG_PARAMS_OPTIMIZED:
return _NEW_FOG;
+ case STATE_LIGHT_SPOT_DIR_NORMALIZED:
+ case STATE_LIGHT_POSITION:
+ case STATE_LIGHT_POSITION_NORMALIZED:
+ case STATE_LIGHT_HALF_VECTOR:
+ return _NEW_LIGHT;
+
+ case STATE_PT_SCALE:
+ case STATE_PT_BIAS:
+ case STATE_PCM_SCALE:
+ case STATE_PCM_BIAS:
+ return _NEW_PIXEL;
+
default:
/* unknown state indexes are silently ignored and
* no flag set, since it is handled by the driver.
append(dst, "normalScale");
break;
case STATE_INTERNAL:
- case STATE_POSITION_NORMALIZED:
append(dst, "(internal)");
break;
case STATE_PT_SCALE:
case STATE_PT_BIAS:
append(dst, "PTbias");
break;
+ case STATE_PCM_SCALE:
+ append(dst, "PCMscale");
+ break;
+ case STATE_PCM_BIAS:
+ append(dst, "PCMbias");
+ break;
default:
;
}
* For example, return "state.matrix.texture[2].inverse".
* Use _mesa_free() to deallocate the string.
*/
-const char *
+char *
_mesa_program_state_string(const gl_state_index state[STATE_LENGTH])
{
char str[1000] = "";