/*
- *
* Copyright (C) 2004 David Airlie All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-#include "glheader.h"
-#include "colormac.h"
-#include "context.h"
-#include "atifragshader.h"
-#include "macros.h"
-#include "program.h"
-
-#include "s_atifragshader.h"
+#include "main/glheader.h"
+#include "main/colormac.h"
+#include "main/context.h"
+#include "main/macros.h"
+#include "shader/atifragshader.h"
+#include "swrast/s_atifragshader.h"
/**
fetch_texel(GLcontext * ctx, const GLfloat texcoord[4], GLfloat lambda,
GLuint unit, GLfloat color[4])
{
- GLchan rgba[4];
SWcontext *swrast = SWRAST_CONTEXT(ctx);
/* XXX use a float-valued TextureSample routine here!!! */
swrast->TextureSample[unit](ctx, ctx->Texture.Unit[unit]._Current,
1, (const GLfloat(*)[4]) texcoord,
- &lambda, &rgba);
- color[0] = CHAN_TO_FLOAT(rgba[0]);
- color[1] = CHAN_TO_FLOAT(rgba[1]);
- color[2] = CHAN_TO_FLOAT(rgba[2]);
- color[3] = CHAN_TO_FLOAT(rgba[3]);
+ &lambda, (GLfloat (*)[4]) color);
}
static void
break;
case GL_SWIZZLE_STQ_DQ_ATI:
/* make sure q is not 0 to avoid problems later with infinite values (texture lookup)? */
- if (q == 0.0F) q = 0.000000001;
+ if (q == 0.0F)
+ q = 0.000000001F;
values[0] = s / q;
values[1] = t / q;
- values[2] = 1 / q;
+ values[2] = 1.0 / q;
break;
}
values[3] = 0.0;
val[i] = 8 * val[i];
break;
case GL_HALF_BIT_ATI:
- val[i] = val[i] * 0.5;
+ val[i] = val[i] * 0.5F;
break;
case GL_QUARTER_BIT_ATI:
- val[i] = val[i] * 0.25;
+ val[i] = val[i] * 0.25F;
break;
case GL_EIGHTH_BIT_ATI:
- val[i] = val[i] * 0.125;
+ val[i] = val[i] * 0.125F;
break;
}
if (has_sat) {
- if (val[i] < 0.0)
- val[i] = 0;
- else if (val[i] > 1.0)
- val[i] = 1.0;
+ if (val[i] < 0.0F)
+ val[i] = 0.0F;
+ else if (val[i] > 1.0F)
+ val[i] = 1.0F;
}
else {
- if (val[i] < -8.0)
- val[i] = -8.0;
- else if (val[i] > 8.0)
- val[i] = 8.0;
+ if (val[i] < -8.0F)
+ val[i] = -8.0F;
+ else if (val[i] > 8.0F)
+ val[i] = 8.0F;
}
}
}
/* sample from unit idx using texinst->src as coords */
GLuint swizzle = texinst->swizzle;
GLuint coord_source = texinst->src;
- GLfloat tex_coords[4];
+ GLfloat tex_coords[4] = { 0 };
if (coord_source >= GL_TEXTURE0_ARB && coord_source <= GL_TEXTURE7_ARB) {
coord_source -= GL_TEXTURE0_ARB;
/* incoming colors should be floats */
ASSERT(span->array->ChanType == GL_FLOAT);
- ctx->_CurrentProgram = GL_FRAGMENT_SHADER_ATI;
-
for (i = 0; i < span->end; i++) {
if (span->array->mask[i]) {
init_machine(ctx, &machine, shader, span, i);
}
}
}
-
- ctx->_CurrentProgram = 0;
}