/*
* Mesa 3-D graphics library
- * Version: 6.5.2
*
* Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL 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.
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
*/
/**
* \brief Functions to apply alpha test.
*/
-#include "glheader.h"
-#include "context.h"
-#include "colormac.h"
-#include "macros.h"
+#include "main/glheader.h"
+#include "main/context.h"
+#include "main/colormac.h"
+#include "main/macros.h"
#include "s_alpha.h"
#include "s_context.h"
* 1 if one or more pixels passed the alpha test.
*/
GLint
-_swrast_alpha_test(const GLcontext *ctx, SWspan *span)
+_swrast_alpha_test(const struct gl_context *ctx, SWspan *span)
{
const GLuint n = span->end;
GLubyte *mask = span->array->mask;
if (span->arrayMask & SPAN_RGBA) {
/* Use array's alpha values */
if (span->array->ChanType == GL_UNSIGNED_BYTE) {
- GLubyte (*rgba)[4] = span->array->color.sz1.rgba;
+ GLubyte (*rgba)[4] = span->array->rgba8;
GLubyte ref;
CLAMPED_FLOAT_TO_UBYTE(ref, ctx->Color.AlphaRef);
ALPHA_TEST(rgba[i][ACOMP], ;);
}
else if (span->array->ChanType == GL_UNSIGNED_SHORT) {
- GLushort (*rgba)[4] = span->array->color.sz2.rgba;
+ GLushort (*rgba)[4] = span->array->rgba16;
GLushort ref;
CLAMPED_FLOAT_TO_USHORT(ref, ctx->Color.AlphaRef);
ALPHA_TEST(rgba[i][ACOMP], ;);
}
else {
- GLfloat (*rgba)[4] = span->array->attribs[FRAG_ATTRIB_COL0];
+ GLfloat (*rgba)[4] = span->array->attribs[VARYING_SLOT_COL0];
const GLfloat ref = ctx->Color.AlphaRef;
ALPHA_TEST(rgba[i][ACOMP], ;);
}
ALPHA_TEST(FixedToInt(alpha), alpha += alphaStep);
}
else {
- const GLfloat alphaStep = span->alphaStep;
- GLfloat alpha = span->alpha;
+ const GLfloat alphaStep = FixedToFloat(span->alphaStep);
+ GLfloat alpha = FixedToFloat(span->alpha);
const GLfloat ref = ctx->Color.AlphaRef;
ALPHA_TEST(alpha, alpha += alphaStep);
}