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-rw-r--r--src/mesa/state_tracker/st_atom_sampler.c46
-rw-r--r--src/mesa/state_tracker/st_cb_clear.c18
-rw-r--r--src/mesa/state_tracker/st_format.c52
-rw-r--r--src/mesa/state_tracker/st_format.h6
4 files changed, 75 insertions, 47 deletions
diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c
index b67068df37..474cbd5897 100644
--- a/src/mesa/state_tracker/st_atom_sampler.c
+++ b/src/mesa/state_tracker/st_atom_sampler.c
@@ -36,6 +36,7 @@
#include "st_context.h"
#include "st_cb_texture.h"
+#include "st_format.h"
#include "st_atom.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
@@ -117,49 +118,6 @@ gl_filter_to_img_filter(GLenum filter)
}
-static void
-xlate_border_color(const GLfloat *colorIn, GLenum baseFormat, GLfloat *colorOut)
-{
- switch (baseFormat) {
- case GL_RED:
- colorOut[0] = colorIn[0];
- colorOut[1] = 0.0F;
- colorOut[2] = 0.0F;
- colorOut[3] = 1.0F;
- break;
- case GL_RG:
- colorOut[0] = colorIn[0];
- colorOut[1] = colorIn[1];
- colorOut[2] = 0.0F;
- colorOut[3] = 1.0F;
- break;
- case GL_RGB:
- colorOut[0] = colorIn[0];
- colorOut[1] = colorIn[1];
- colorOut[2] = colorIn[2];
- colorOut[3] = 1.0F;
- break;
- case GL_ALPHA:
- colorOut[0] = colorOut[1] = colorOut[2] = 0.0;
- colorOut[3] = colorIn[3];
- break;
- case GL_LUMINANCE:
- colorOut[0] = colorOut[1] = colorOut[2] = colorIn[0];
- colorOut[3] = 1.0;
- break;
- case GL_LUMINANCE_ALPHA:
- colorOut[0] = colorOut[1] = colorOut[2] = colorIn[0];
- colorOut[3] = colorIn[3];
- break;
- case GL_INTENSITY:
- colorOut[0] = colorOut[1] = colorOut[2] = colorOut[3] = colorIn[0];
- break;
- default:
- COPY_4V(colorOut, colorIn);
- }
-}
-
-
static void
update_samplers(struct st_context *st)
{
@@ -223,7 +181,7 @@ update_samplers(struct st_context *st)
assert(sampler->min_lod <= sampler->max_lod);
}
- xlate_border_color(texobj->BorderColor.f,
+ st_translate_color(texobj->BorderColor.f,
teximg ? teximg->_BaseFormat : GL_RGBA,
sampler->border_color);
diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c
index d2e0cd73c7..d81e554b29 100644
--- a/src/mesa/state_tracker/st_cb_clear.c
+++ b/src/mesa/state_tracker/st_cb_clear.c
@@ -42,6 +42,7 @@
#include "st_cb_accum.h"
#include "st_cb_clear.h"
#include "st_cb_fbo.h"
+#include "st_format.h"
#include "st_program.h"
#include "pipe/p_context.h"
@@ -204,6 +205,7 @@ clear_with_quad(struct gl_context *ctx,
const GLfloat x1 = (GLfloat) ctx->DrawBuffer->_Xmax / fb_width * 2.0f - 1.0f;
const GLfloat y0 = (GLfloat) ctx->DrawBuffer->_Ymin / fb_height * 2.0f - 1.0f;
const GLfloat y1 = (GLfloat) ctx->DrawBuffer->_Ymax / fb_height * 2.0f - 1.0f;
+ float clearColor[4];
/*
printf("%s %s%s%s %f,%f %f,%f\n", __FUNCTION__,
@@ -298,9 +300,12 @@ clear_with_quad(struct gl_context *ctx,
cso_set_fragment_shader_handle(st->cso_context, st->clear.fs);
cso_set_vertex_shader_handle(st->cso_context, st->clear.vs);
- /* draw quad matching scissor rect (XXX verify coord round-off) */
- draw_quad(st, x0, y0, x1, y1,
- (GLfloat) ctx->Depth.Clear, ctx->Color.ClearColor);
+ st_translate_color(ctx->Color.ClearColor,
+ ctx->DrawBuffer->_ColorDrawBuffers[0]->_BaseFormat,
+ clearColor);
+
+ /* draw quad matching scissor rect */
+ draw_quad(st, x0, y0, x1, y1, (GLfloat) ctx->Depth.Clear, clearColor);
/* Restore pipe state */
cso_restore_blend(st->cso_context);
@@ -541,12 +546,19 @@ st_Clear(struct gl_context *ctx, GLbitfield mask)
* required from the visual. Hence fix this up to avoid potential
* read-modify-write in the driver.
*/
+ float clearColor[4];
+
if ((clear_buffers & PIPE_CLEAR_DEPTHSTENCIL) &&
((clear_buffers & PIPE_CLEAR_DEPTHSTENCIL) != PIPE_CLEAR_DEPTHSTENCIL) &&
(depthRb == stencilRb) &&
(ctx->DrawBuffer->Visual.depthBits == 0 ||
ctx->DrawBuffer->Visual.stencilBits == 0))
clear_buffers |= PIPE_CLEAR_DEPTHSTENCIL;
+
+ st_translate_color(ctx->Color.ClearColor,
+ ctx->DrawBuffer->_ColorDrawBuffers[0]->_BaseFormat,
+ clearColor);
+
st->pipe->clear(st->pipe, clear_buffers, ctx->Color.ClearColor,
ctx->Depth.Clear, ctx->Stencil.Clear);
}
diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c
index 3f9c322d9a..577ee6189b 100644
--- a/src/mesa/state_tracker/st_format.c
+++ b/src/mesa/state_tracker/st_format.c
@@ -1095,3 +1095,55 @@ st_sampler_compat_formats(enum pipe_format format1, enum pipe_format format2)
return GL_FALSE;
}
+
+
+
+/**
+ * This is used for translating texture border color and the clear
+ * color. For example, the clear color is interpreted according to
+ * the renderbuffer's base format. For example, if clearing a
+ * GL_LUMINANCE buffer, ClearColor[0] = luminance and ClearColor[1] =
+ * alpha. Similarly for texture border colors.
+ */
+void
+st_translate_color(const GLfloat colorIn[4], GLenum baseFormat,
+ GLfloat colorOut[4])
+{
+ switch (baseFormat) {
+ case GL_RED:
+ colorOut[0] = colorIn[0];
+ colorOut[1] = 0.0F;
+ colorOut[2] = 0.0F;
+ colorOut[3] = 1.0F;
+ break;
+ case GL_RG:
+ colorOut[0] = colorIn[0];
+ colorOut[1] = colorIn[1];
+ colorOut[2] = 0.0F;
+ colorOut[3] = 1.0F;
+ break;
+ case GL_RGB:
+ colorOut[0] = colorIn[0];
+ colorOut[1] = colorIn[1];
+ colorOut[2] = colorIn[2];
+ colorOut[3] = 1.0F;
+ break;
+ case GL_ALPHA:
+ colorOut[0] = colorOut[1] = colorOut[2] = 0.0;
+ colorOut[3] = colorIn[3];
+ break;
+ case GL_LUMINANCE:
+ colorOut[0] = colorOut[1] = colorOut[2] = colorIn[0];
+ colorOut[3] = 1.0;
+ break;
+ case GL_LUMINANCE_ALPHA:
+ colorOut[0] = colorOut[1] = colorOut[2] = colorIn[0];
+ colorOut[3] = colorIn[3];
+ break;
+ case GL_INTENSITY:
+ colorOut[0] = colorOut[1] = colorOut[2] = colorOut[3] = colorIn[0];
+ break;
+ default:
+ COPY_4V(colorOut, colorIn);
+ }
+}
diff --git a/src/mesa/state_tracker/st_format.h b/src/mesa/state_tracker/st_format.h
index fe195c1069..0fb570f6ee 100644
--- a/src/mesa/state_tracker/st_format.h
+++ b/src/mesa/state_tracker/st_format.h
@@ -77,4 +77,10 @@ st_equal_formats(enum pipe_format pFormat, GLenum format, GLenum type);
extern GLboolean
st_sampler_compat_formats(enum pipe_format format1, enum pipe_format format2);
+
+extern void
+st_translate_color(const GLfloat colorIn[4], GLenum baseFormat,
+ GLfloat colorOut[4]);
+
+
#endif /* ST_FORMAT_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-09 21:26:15 +0000