summaryrefslogtreecommitdiffstats
path: root/src/mesa/swrast
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/swrast')
-rw-r--r--src/mesa/swrast/s_accum.c2
-rw-r--r--src/mesa/swrast/s_clear.c50
-rw-r--r--src/mesa/swrast/s_context.c28
-rw-r--r--src/mesa/swrast/s_masking.c20
-rw-r--r--src/mesa/swrast/s_masking.h2
-rw-r--r--src/mesa/swrast/s_span.c8
-rw-r--r--src/mesa/swrast/s_triangle.c8
7 files changed, 59 insertions, 59 deletions
diff --git a/src/mesa/swrast/s_accum.c b/src/mesa/swrast/s_accum.c
index c6c7dbf5cf0..2d8c361e5d7 100644
--- a/src/mesa/swrast/s_accum.c
+++ b/src/mesa/swrast/s_accum.c
@@ -528,7 +528,7 @@ accum_return(GLcontext *ctx, GLfloat value,
for (buffer = 0; buffer < fb->_NumColorDrawBuffers; buffer++) {
struct gl_renderbuffer *rb = fb->_ColorDrawBuffers[buffer];
if (masking) {
- _swrast_mask_rgba_span(ctx, rb, &span);
+ _swrast_mask_rgba_span(ctx, rb, &span, buffer);
}
rb->PutRow(ctx, rb, width, xpos, ypos + i, span.array->rgba, NULL);
}
diff --git a/src/mesa/swrast/s_clear.c b/src/mesa/swrast/s_clear.c
index 002718ded85..2d27797d435 100644
--- a/src/mesa/swrast/s_clear.c
+++ b/src/mesa/swrast/s_clear.c
@@ -40,7 +40,8 @@
* Clear the color buffer when glColorMask is in effect.
*/
static void
-clear_rgba_buffer_with_masking(GLcontext *ctx, struct gl_renderbuffer *rb)
+clear_rgba_buffer_with_masking(GLcontext *ctx, struct gl_renderbuffer *rb,
+ GLuint buf)
{
const GLint x = ctx->DrawBuffer->_Xmin;
const GLint y = ctx->DrawBuffer->_Ymin;
@@ -95,7 +96,7 @@ clear_rgba_buffer_with_masking(GLcontext *ctx, struct gl_renderbuffer *rb)
for (i = 0; i < height; i++) {
span.x = x;
span.y = y + i;
- _swrast_mask_rgba_span(ctx, rb, &span);
+ _swrast_mask_rgba_span(ctx, rb, &span, buf);
/* write masked row */
rb->PutRow(ctx, rb, width, x, y + i, span.array->rgba, NULL);
}
@@ -145,7 +146,7 @@ clear_ci_buffer_with_masking(GLcontext *ctx, struct gl_renderbuffer *rb)
* Clear an rgba color buffer without channel masking.
*/
static void
-clear_rgba_buffer(GLcontext *ctx, struct gl_renderbuffer *rb)
+clear_rgba_buffer(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint buf)
{
const GLint x = ctx->DrawBuffer->_Xmin;
const GLint y = ctx->DrawBuffer->_Ymin;
@@ -158,10 +159,10 @@ clear_rgba_buffer(GLcontext *ctx, struct gl_renderbuffer *rb)
ASSERT(ctx->Visual.rgbMode);
- ASSERT(ctx->Color.ColorMask[0] &&
- ctx->Color.ColorMask[1] &&
- ctx->Color.ColorMask[2] &&
- ctx->Color.ColorMask[3]);
+ ASSERT(ctx->Color.ColorMask[buf][0] &&
+ ctx->Color.ColorMask[buf][1] &&
+ ctx->Color.ColorMask[buf][2] &&
+ ctx->Color.ColorMask[buf][3]);
ASSERT(rb->PutMonoRow);
@@ -246,43 +247,24 @@ clear_ci_buffer(GLcontext *ctx, struct gl_renderbuffer *rb)
static void
clear_color_buffers(GLcontext *ctx)
{
- GLboolean masking;
GLuint buf;
- if (ctx->Visual.rgbMode) {
- if (ctx->Color.ColorMask[0] &&
- ctx->Color.ColorMask[1] &&
- ctx->Color.ColorMask[2] &&
- ctx->Color.ColorMask[3]) {
- masking = GL_FALSE;
- }
- else {
- masking = GL_TRUE;
- }
- }
- else {
- struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0];
- const GLuint indexMask = (1 << _mesa_get_format_bits(rb->Format, GL_INDEX_BITS)) - 1;
- if ((ctx->Color.IndexMask & indexMask) == indexMask) {
- masking = GL_FALSE;
- }
- else {
- masking = GL_TRUE;
- }
- }
-
for (buf = 0; buf < ctx->DrawBuffer->_NumColorDrawBuffers; buf++) {
struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[buf];
if (ctx->Visual.rgbMode) {
- if (masking) {
- clear_rgba_buffer_with_masking(ctx, rb);
+ if (ctx->Color.ColorMask[buf][0] == 0 ||
+ ctx->Color.ColorMask[buf][1] == 0 ||
+ ctx->Color.ColorMask[buf][2] == 0 ||
+ ctx->Color.ColorMask[buf][3] == 0) {
+ clear_rgba_buffer_with_masking(ctx, rb, buf);
}
else {
- clear_rgba_buffer(ctx, rb);
+ clear_rgba_buffer(ctx, rb, buf);
}
}
else {
- if (masking) {
+ const GLuint indexMask = (1 << _mesa_get_format_bits(rb->Format, GL_INDEX_BITS)) - 1;
+ if ((ctx->Color.IndexMask & indexMask) != indexMask) {
clear_ci_buffer_with_masking(ctx, rb);
}
else {
diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c
index abf00085651..f9092c215a7 100644
--- a/src/mesa/swrast/s_context.c
+++ b/src/mesa/swrast/s_context.c
@@ -55,6 +55,7 @@ _swrast_update_rasterflags( GLcontext *ctx )
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
GLbitfield rasterMask = 0;
+ GLuint i;
if (ctx->Color.AlphaEnabled) rasterMask |= ALPHATEST_BIT;
if (ctx->Color.BlendEnabled) rasterMask |= BLEND_BIT;
@@ -63,8 +64,15 @@ _swrast_update_rasterflags( GLcontext *ctx )
if (ctx->Scissor.Enabled) rasterMask |= CLIP_BIT;
if (ctx->Stencil._Enabled) rasterMask |= STENCIL_BIT;
if (ctx->Visual.rgbMode) {
- const GLuint colorMask = *((GLuint *) &ctx->Color.ColorMask);
- if (colorMask != 0xffffffff) rasterMask |= MASKING_BIT;
+ for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) {
+ if (!ctx->Color.ColorMask[i][0] ||
+ !ctx->Color.ColorMask[i][1] ||
+ !ctx->Color.ColorMask[i][2] ||
+ !ctx->Color.ColorMask[i][3]) {
+ rasterMask |= MASKING_BIT;
+ break;
+ }
+ }
if (ctx->Color._LogicOpEnabled) rasterMask |= LOGIC_OP_BIT;
if (ctx->Texture._EnabledUnits) rasterMask |= TEXTURE_BIT;
}
@@ -92,13 +100,23 @@ _swrast_update_rasterflags( GLcontext *ctx )
/* more than one color buffer designated for writing (or zero buffers) */
rasterMask |= MULTI_DRAW_BIT;
}
- else if (ctx->Visual.rgbMode && *((GLuint *) ctx->Color.ColorMask) == 0) {
- rasterMask |= MULTI_DRAW_BIT; /* all RGBA channels disabled */
- }
else if (!ctx->Visual.rgbMode && ctx->Color.IndexMask==0) {
rasterMask |= MULTI_DRAW_BIT; /* all color index bits disabled */
}
+ if (ctx->Visual.rgbMode) {
+ for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) {
+ if (ctx->Color.ColorMask[i][0] +
+ ctx->Color.ColorMask[i][1] +
+ ctx->Color.ColorMask[i][2] +
+ ctx->Color.ColorMask[i][3] == 0) {
+ rasterMask |= MULTI_DRAW_BIT; /* all RGBA channels disabled */
+ break;
+ }
+ }
+ }
+
+
if (ctx->FragmentProgram._Current) {
rasterMask |= FRAGPROG_BIT;
}
diff --git a/src/mesa/swrast/s_masking.c b/src/mesa/swrast/s_masking.c
index df779b07392..69c2feb6da8 100644
--- a/src/mesa/swrast/s_masking.c
+++ b/src/mesa/swrast/s_masking.c
@@ -41,7 +41,7 @@
*/
void
_swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb,
- SWspan *span)
+ SWspan *span, GLuint buf)
{
const GLuint n = span->end;
void *rbPixels;
@@ -58,7 +58,7 @@ _swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb,
*/
if (span->array->ChanType == GL_UNSIGNED_BYTE) {
/* treat 4xGLubyte as 1xGLuint */
- const GLuint srcMask = *((GLuint *) ctx->Color.ColorMask);
+ const GLuint srcMask = *((GLuint *) ctx->Color.ColorMask[buf]);
const GLuint dstMask = ~srcMask;
const GLuint *dst = (const GLuint *) rbPixels;
GLuint *src = (GLuint *) span->array->rgba8;
@@ -70,10 +70,10 @@ _swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb,
else if (span->array->ChanType == GL_UNSIGNED_SHORT) {
/* 2-byte components */
/* XXX try to use 64-bit arithmetic someday */
- const GLushort rMask = ctx->Color.ColorMask[RCOMP] ? 0xffff : 0x0;
- const GLushort gMask = ctx->Color.ColorMask[GCOMP] ? 0xffff : 0x0;
- const GLushort bMask = ctx->Color.ColorMask[BCOMP] ? 0xffff : 0x0;
- const GLushort aMask = ctx->Color.ColorMask[ACOMP] ? 0xffff : 0x0;
+ const GLushort rMask = ctx->Color.ColorMask[buf][RCOMP] ? 0xffff : 0x0;
+ const GLushort gMask = ctx->Color.ColorMask[buf][GCOMP] ? 0xffff : 0x0;
+ const GLushort bMask = ctx->Color.ColorMask[buf][BCOMP] ? 0xffff : 0x0;
+ const GLushort aMask = ctx->Color.ColorMask[buf][ACOMP] ? 0xffff : 0x0;
const GLushort (*dst)[4] = (const GLushort (*)[4]) rbPixels;
GLushort (*src)[4] = span->array->rgba16;
GLuint i;
@@ -86,10 +86,10 @@ _swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb,
}
else {
/* 4-byte components */
- const GLuint rMask = ctx->Color.ColorMask[RCOMP] ? ~0x0 : 0x0;
- const GLuint gMask = ctx->Color.ColorMask[GCOMP] ? ~0x0 : 0x0;
- const GLuint bMask = ctx->Color.ColorMask[BCOMP] ? ~0x0 : 0x0;
- const GLuint aMask = ctx->Color.ColorMask[ACOMP] ? ~0x0 : 0x0;
+ const GLuint rMask = ctx->Color.ColorMask[buf][RCOMP] ? ~0x0 : 0x0;
+ const GLuint gMask = ctx->Color.ColorMask[buf][GCOMP] ? ~0x0 : 0x0;
+ const GLuint bMask = ctx->Color.ColorMask[buf][BCOMP] ? ~0x0 : 0x0;
+ const GLuint aMask = ctx->Color.ColorMask[buf][ACOMP] ? ~0x0 : 0x0;
const GLuint (*dst)[4] = (const GLuint (*)[4]) rbPixels;
GLuint (*src)[4] = (GLuint (*)[4]) span->array->attribs[FRAG_ATTRIB_COL0];
GLuint i;
diff --git a/src/mesa/swrast/s_masking.h b/src/mesa/swrast/s_masking.h
index 3260ca34e32..fed47f8cfbe 100644
--- a/src/mesa/swrast/s_masking.h
+++ b/src/mesa/swrast/s_masking.h
@@ -32,7 +32,7 @@
extern void
_swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb,
- SWspan *span);
+ SWspan *span, GLuint buf);
extern void
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index 00de13d4954..a311d4b4bd0 100644
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.c
@@ -1278,7 +1278,7 @@ void
_swrast_write_rgba_span( GLcontext *ctx, SWspan *span)
{
const SWcontext *swrast = SWRAST_CONTEXT(ctx);
- const GLuint colorMask = *((GLuint *) ctx->Color.ColorMask);
+ const GLuint *colorMask = (GLuint *) ctx->Color.ColorMask;
const GLbitfield origInterpMask = span->interpMask;
const GLbitfield origArrayMask = span->arrayMask;
const GLbitfield origArrayAttribs = span->arrayAttribs;
@@ -1389,7 +1389,7 @@ _swrast_write_rgba_span( GLcontext *ctx, SWspan *span)
/* We had to wait until now to check for glColorMask(0,0,0,0) because of
* the occlusion test.
*/
- if (colorMask == 0x0) {
+ if (fb->_NumColorDrawBuffers == 1 && colorMask[0] == 0x0) {
/* no colors to write */
goto end;
}
@@ -1483,8 +1483,8 @@ _swrast_write_rgba_span( GLcontext *ctx, SWspan *span)
_swrast_blend_span(ctx, rb, span);
}
- if (colorMask != 0xffffffff) {
- _swrast_mask_rgba_span(ctx, rb, span);
+ if (colorMask[buf] != 0xffffffff) {
+ _swrast_mask_rgba_span(ctx, rb, span, buf);
}
if (span->arrayMask & SPAN_XY) {
diff --git a/src/mesa/swrast/s_triangle.c b/src/mesa/swrast/s_triangle.c
index 5bec6066967..11184b72ce3 100644
--- a/src/mesa/swrast/s_triangle.c
+++ b/src/mesa/swrast/s_triangle.c
@@ -1030,10 +1030,10 @@ _swrast_choose_triangle( GLcontext *ctx )
ctx->Depth.Func == GL_LESS &&
!ctx->Stencil._Enabled) {
if ((rgbmode &&
- ctx->Color.ColorMask[0] == 0 &&
- ctx->Color.ColorMask[1] == 0 &&
- ctx->Color.ColorMask[2] == 0 &&
- ctx->Color.ColorMask[3] == 0)
+ ctx->Color.ColorMask[0][0] == 0 &&
+ ctx->Color.ColorMask[0][1] == 0 &&
+ ctx->Color.ColorMask[0][2] == 0 &&
+ ctx->Color.ColorMask[0][3] == 0)
||
(!rgbmode && ctx->Color.IndexMask == 0)) {
USE(occlusion_zless_triangle);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 13:02:39 +0000