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-rw-r--r--src/mesa/drivers/common/meta.c10
-rw-r--r--src/mesa/drivers/dri/intel/intel_blit.c10
-rw-r--r--src/mesa/drivers/dri/nouveau/nouveau_driver.c2
-rw-r--r--src/mesa/drivers/dri/nouveau/nouveau_util.h10
-rw-r--r--src/mesa/drivers/dri/nouveau/nv20_context.c2
-rw-r--r--src/mesa/drivers/dri/r200/r200_state.c11
-rw-r--r--src/mesa/drivers/dri/radeon/radeon_state.c11
-rw-r--r--src/mesa/drivers/windows/gdi/wmesa.c9
-rw-r--r--src/mesa/drivers/x11/xm_dd.c37
-rw-r--r--src/mesa/main/attrib.c8
-rw-r--r--src/mesa/main/blend.c3
-rw-r--r--src/mesa/main/clear.c82
-rw-r--r--src/mesa/main/dd.h3
-rw-r--r--src/mesa/main/get.c11
-rw-r--r--src/mesa/main/mtypes.h15
-rw-r--r--src/mesa/state_tracker/st_cb_clear.c14
-rw-r--r--src/mesa/state_tracker/st_format.h1
-rw-r--r--src/mesa/swrast/s_clear.c47
18 files changed, 146 insertions, 140 deletions
diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c
index 2ebcd35bd11..482bd98a254 100644
--- a/src/mesa/drivers/common/meta.c
+++ b/src/mesa/drivers/common/meta.c
@@ -1569,10 +1569,10 @@ _mesa_meta_Clear(struct gl_context *ctx, GLbitfield buffers)
/* vertex colors */
for (i = 0; i < 4; i++) {
- verts[i].r = ctx->Color.ClearColorUnclamped[0];
- verts[i].g = ctx->Color.ClearColorUnclamped[1];
- verts[i].b = ctx->Color.ClearColorUnclamped[2];
- verts[i].a = ctx->Color.ClearColorUnclamped[3];
+ verts[i].r = ctx->Color.ClearColor.f[0];
+ verts[i].g = ctx->Color.ClearColor.f[1];
+ verts[i].b = ctx->Color.ClearColor.f[2];
+ verts[i].a = ctx->Color.ClearColor.f[3];
}
/* upload new vertex data */
@@ -1679,7 +1679,7 @@ _mesa_meta_glsl_Clear(struct gl_context *ctx, GLbitfield buffers)
_mesa_UseProgramObjectARB(clear->ShaderProg);
_mesa_Uniform4fvARB(clear->ColorLocation, 1,
- ctx->Color.ClearColorUnclamped);
+ ctx->Color.ClearColor.f);
_mesa_BindVertexArray(clear->ArrayObj);
_mesa_BindBufferARB(GL_ARRAY_BUFFER_ARB, clear->VBO);
diff --git a/src/mesa/drivers/dri/intel/intel_blit.c b/src/mesa/drivers/dri/intel/intel_blit.c
index b18dd2922d9..a45b6e40ecc 100644
--- a/src/mesa/drivers/dri/intel/intel_blit.c
+++ b/src/mesa/drivers/dri/intel/intel_blit.c
@@ -320,12 +320,12 @@ intelClearWithBlit(struct gl_context *ctx, GLbitfield mask)
clear_val = clear_depth_value;
} else {
uint8_t clear[4];
- GLclampf *color = ctx->Color.ClearColor;
+ GLfloat *color = ctx->Color.ClearColor.f;
- CLAMPED_FLOAT_TO_UBYTE(clear[0], color[0]);
- CLAMPED_FLOAT_TO_UBYTE(clear[1], color[1]);
- CLAMPED_FLOAT_TO_UBYTE(clear[2], color[2]);
- CLAMPED_FLOAT_TO_UBYTE(clear[3], color[3]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clear[0], color[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clear[1], color[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clear[2], color[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clear[3], color[3]);
switch (irb->Base.Format) {
case MESA_FORMAT_ARGB8888:
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_driver.c b/src/mesa/drivers/dri/nouveau/nouveau_driver.c
index 8b6aa820434..d1e269af240 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_driver.c
+++ b/src/mesa/drivers/dri/nouveau/nouveau_driver.c
@@ -100,7 +100,7 @@ nouveau_clear(struct gl_context *ctx, GLbitfield buffers)
if (buf & BUFFER_BITS_COLOR) {
mask = pack_rgba_i(s->format, ctx->Color.ColorMask[0]);
- value = pack_rgba_f(s->format, ctx->Color.ClearColor);
+ value = pack_rgba_clamp_f(s->format, ctx->Color.ClearColor.f);
if (mask)
context_drv(ctx)->surface_fill(
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_util.h b/src/mesa/drivers/dri/nouveau/nouveau_util.h
index 6d01934dade..8cfe26dfb44 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_util.h
+++ b/src/mesa/drivers/dri/nouveau/nouveau_util.h
@@ -79,6 +79,16 @@ pack_rgba_f(gl_format f, float c[])
}
static inline unsigned
+pack_rgba_clamp_f(gl_format f, float c[])
+{
+ return pack_rgba_i(f, (uint8_t []) {
+ UNCLAMPED_FLOAT_TO_UBYTE(c[RCOMP]),
+ UNCLAMPED_FLOAT_TO_UBYTE(c[GCOMP]),
+ UNCLAMPED_FLOAT_TO_UBYTE(c[BCOMP]),
+ UNCLAMPED_FLOAT_TO_UBYTE(c[ACOMP]) });
+}
+
+static inline unsigned
pack_zs_f(gl_format f, float z, uint8_t s)
{
return pack_zs_i(f, FLOAT_TO_UINT(z), s);
diff --git a/src/mesa/drivers/dri/nouveau/nv20_context.c b/src/mesa/drivers/dri/nouveau/nv20_context.c
index 27668516e6c..87a6db11967 100644
--- a/src/mesa/drivers/dri/nouveau/nv20_context.c
+++ b/src/mesa/drivers/dri/nouveau/nv20_context.c
@@ -59,7 +59,7 @@ nv20_clear(struct gl_context *ctx, GLbitfield buffers)
clear |= NV20_3D_CLEAR_BUFFERS_COLOR_A;
BEGIN_RING(chan, kelvin, NV20_3D_CLEAR_VALUE, 1);
- OUT_RING(chan, pack_rgba_f(s->format, ctx->Color.ClearColor));
+ OUT_RING(chan, pack_rgba_clamp_f(s->format, ctx->Color.ClearColor.f));
buffers &= ~BUFFER_BITS_COLOR;
}
diff --git a/src/mesa/drivers/dri/r200/r200_state.c b/src/mesa/drivers/dri/r200/r200_state.c
index 0a1e0b47577..ee13179c2be 100644
--- a/src/mesa/drivers/dri/r200/r200_state.c
+++ b/src/mesa/drivers/dri/r200/r200_state.c
@@ -1724,7 +1724,8 @@ void r200UpdateViewportOffset( struct gl_context *ctx )
* Miscellaneous
*/
-static void r200ClearColor( struct gl_context *ctx, const GLfloat c[4] )
+static void r200ClearColor( struct gl_context *ctx,
+ const union gl_color_union c )
{
r200ContextPtr rmesa = R200_CONTEXT(ctx);
GLubyte color[4];
@@ -1733,10 +1734,10 @@ static void r200ClearColor( struct gl_context *ctx, const GLfloat c[4] )
rrb = radeon_get_colorbuffer(&rmesa->radeon);
if (!rrb)
return;
- CLAMPED_FLOAT_TO_UBYTE(color[0], c[0]);
- CLAMPED_FLOAT_TO_UBYTE(color[1], c[1]);
- CLAMPED_FLOAT_TO_UBYTE(color[2], c[2]);
- CLAMPED_FLOAT_TO_UBYTE(color[3], c[3]);
+ UNCLAMPED_FLOAT_TO_UBYTE(color[0], c.f[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(color[1], c.f[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(color[2], c.f[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(color[3], c.f[3]);
rmesa->radeon.state.color.clear = radeonPackColor( rrb->cpp,
color[0], color[1],
color[2], color[3] );
diff --git a/src/mesa/drivers/dri/radeon/radeon_state.c b/src/mesa/drivers/dri/radeon/radeon_state.c
index a93e61870a5..2e716c56221 100644
--- a/src/mesa/drivers/dri/radeon/radeon_state.c
+++ b/src/mesa/drivers/dri/radeon/radeon_state.c
@@ -1508,7 +1508,8 @@ void radeonUpdateViewportOffset( struct gl_context *ctx )
* Miscellaneous
*/
-static void radeonClearColor( struct gl_context *ctx, const GLfloat color[4] )
+static void radeonClearColor( struct gl_context *ctx,
+ const union gl_color_union color )
{
r100ContextPtr rmesa = R100_CONTEXT(ctx);
GLubyte c[4];
@@ -1518,10 +1519,10 @@ static void radeonClearColor( struct gl_context *ctx, const GLfloat color[4] )
if (!rrb)
return;
- CLAMPED_FLOAT_TO_UBYTE(c[0], color[0]);
- CLAMPED_FLOAT_TO_UBYTE(c[1], color[1]);
- CLAMPED_FLOAT_TO_UBYTE(c[2], color[2]);
- CLAMPED_FLOAT_TO_UBYTE(c[3], color[3]);
+ UNCLAMPED_FLOAT_TO_UBYTE(c[0], color.f[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(c[1], color.f[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(c[2], color.f[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(c[3], color.f[3]);
rmesa->radeon.state.color.clear = radeonPackColor( rrb->cpp,
c[0], c[1], c[2], c[3] );
}
diff --git a/src/mesa/drivers/windows/gdi/wmesa.c b/src/mesa/drivers/windows/gdi/wmesa.c
index 35a150d0687..14d15ed6c02 100644
--- a/src/mesa/drivers/windows/gdi/wmesa.c
+++ b/src/mesa/drivers/windows/gdi/wmesa.c
@@ -249,14 +249,15 @@ static void wmesa_flush(struct gl_context *ctx)
/*
* Set the color used to clear the color buffer.
*/
-static void clear_color(struct gl_context *ctx, const GLfloat color[4])
+static void clear_color(struct gl_context *ctx,
+ const union gl_color_union color)
{
WMesaContext pwc = wmesa_context(ctx);
GLubyte col[3];
- CLAMPED_FLOAT_TO_UBYTE(col[0], color[0]);
- CLAMPED_FLOAT_TO_UBYTE(col[1], color[1]);
- CLAMPED_FLOAT_TO_UBYTE(col[2], color[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(col[0], color.f[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(col[1], color.f[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(col[2], color.f[2]);
pwc->clearColorRef = RGB(col[0], col[1], col[2]);
DeleteObject(pwc->clearPen);
DeleteObject(pwc->clearBrush);
diff --git a/src/mesa/drivers/x11/xm_dd.c b/src/mesa/drivers/x11/xm_dd.c
index 81d000b3952..52964ddd047 100644
--- a/src/mesa/drivers/x11/xm_dd.c
+++ b/src/mesa/drivers/x11/xm_dd.c
@@ -104,16 +104,17 @@ finish_or_flush( struct gl_context *ctx )
static void
-clear_color( struct gl_context *ctx, const GLfloat color[4] )
+clear_color( struct gl_context *ctx,
+ const union gl_color_union color )
{
if (ctx->DrawBuffer->Name == 0) {
const XMesaContext xmesa = XMESA_CONTEXT(ctx);
XMesaBuffer xmbuf = XMESA_BUFFER(ctx->DrawBuffer);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[0], color[0]);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[1], color[1]);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[2], color[2]);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[3], color[3]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[0], color.f[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[1], color.f[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[2], color.f[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[3], color.f[3]);
xmesa->clearpixel = xmesa_color_to_pixel( ctx,
xmesa->clearcolor[0],
xmesa->clearcolor[1],
@@ -770,17 +771,18 @@ enable( struct gl_context *ctx, GLenum pname, GLboolean state )
static void
-clear_color_HPCR_ximage( struct gl_context *ctx, const GLfloat color[4] )
+clear_color_HPCR_ximage( struct gl_context *ctx,
+ const union gl_color_union color )
{
int i;
const XMesaContext xmesa = XMESA_CONTEXT(ctx);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[0], color[0]);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[1], color[1]);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[2], color[2]);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[3], color[3]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[0], color.f[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[1], color.f[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[2], color.f[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[3], color.f[3]);
- if (color[0] == 0.0 && color[1] == 0.0 && color[2] == 0.0) {
+ if (color.f[0] == 0.0 && color.f[1] == 0.0 && color.f[2] == 0.0) {
/* black is black */
memset( xmesa->xm_visual->hpcr_clear_ximage_pattern, 0x0 ,
sizeof(xmesa->xm_visual->hpcr_clear_ximage_pattern));
@@ -804,17 +806,18 @@ clear_color_HPCR_ximage( struct gl_context *ctx, const GLfloat color[4] )
static void
-clear_color_HPCR_pixmap( struct gl_context *ctx, const GLfloat color[4] )
+clear_color_HPCR_pixmap( struct gl_context *ctx,
+ const union gl_color_union color )
{
int i;
const XMesaContext xmesa = XMESA_CONTEXT(ctx);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[0], color[0]);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[1], color[1]);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[2], color[2]);
- CLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[3], color[3]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[0], color.f[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[1], color.f[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[2], color.f[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(xmesa->clearcolor[3], color.f[3]);
- if (color[0] == 0.0 && color[1] == 0.0 && color[2] == 0.0) {
+ if (color.f[0] == 0.0 && color.f[1] == 0.0 && color.f[2] == 0.0) {
/* black is black */
for (i=0; i<16; i++) {
XMesaPutPixel(xmesa->xm_visual->hpcr_clear_ximage, i, 0, 0);
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index 57310040235..9767740a3a6 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -884,10 +884,10 @@ _mesa_PopAttrib(void)
color = (const struct gl_colorbuffer_attrib *) attr->data;
_mesa_ClearIndex((GLfloat) color->ClearIndex);
- _mesa_ClearColor(color->ClearColorUnclamped[0],
- color->ClearColorUnclamped[1],
- color->ClearColorUnclamped[2],
- color->ClearColorUnclamped[3]);
+ _mesa_ClearColor(color->ClearColor.f[0],
+ color->ClearColor.f[1],
+ color->ClearColor.f[2],
+ color->ClearColor.f[3]);
_mesa_IndexMask(color->IndexMask);
if (!ctx->Extensions.EXT_draw_buffers2) {
_mesa_ColorMask((GLboolean) (color->ColorMask[0][0] != 0),
diff --git a/src/mesa/main/blend.c b/src/mesa/main/blend.c
index 1856f00d53b..4214a661bb8 100644
--- a/src/mesa/main/blend.c
+++ b/src/mesa/main/blend.c
@@ -795,8 +795,7 @@ void _mesa_init_color( struct gl_context * ctx )
ctx->Color.IndexMask = ~0u;
memset(ctx->Color.ColorMask, 0xff, sizeof(ctx->Color.ColorMask));
ctx->Color.ClearIndex = 0;
- ASSIGN_4V( ctx->Color.ClearColor, 0, 0, 0, 0 );
- ASSIGN_4V( ctx->Color.ClearColorUnclamped, 0, 0, 0, 0 );
+ ASSIGN_4V( ctx->Color.ClearColor.f, 0, 0, 0, 0 );
ctx->Color.AlphaEnabled = GL_FALSE;
ctx->Color.AlphaFunc = GL_ALWAYS;
ctx->Color.AlphaRef = 0;
diff --git a/src/mesa/main/clear.c b/src/mesa/main/clear.c
index fa95e4522f2..301fe694cda 100644
--- a/src/mesa/main/clear.c
+++ b/src/mesa/main/clear.c
@@ -83,16 +83,11 @@ _mesa_ClearColor( GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha )
tmp[2] = blue;
tmp[3] = alpha;
- if (TEST_EQ_4V(tmp, ctx->Color.ClearColorUnclamped))
+ if (TEST_EQ_4V(tmp, ctx->Color.ClearColor.f))
return; /* no change */
FLUSH_VERTICES(ctx, _NEW_COLOR);
- COPY_4V(ctx->Color.ClearColorUnclamped, tmp);
-
- ctx->Color.ClearColor[0] = CLAMP(tmp[0], 0.0F, 1.0F);
- ctx->Color.ClearColor[1] = CLAMP(tmp[1], 0.0F, 1.0F);
- ctx->Color.ClearColor[2] = CLAMP(tmp[2], 0.0F, 1.0F);
- ctx->Color.ClearColor[3] = CLAMP(tmp[3], 0.0F, 1.0F);
+ COPY_4V(ctx->Color.ClearColor.f, tmp);
if (ctx->Driver.ClearColor) {
/* it's OK to call glClearColor in CI mode but it should be a NOP */
@@ -110,25 +105,22 @@ _mesa_ClearColor( GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha )
void GLAPIENTRY
_mesa_ClearColorIiEXT(GLint r, GLint g, GLint b, GLint a)
{
- GLfloat tmp[4];
+ GLint tmp[4];
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- tmp[0] = (GLfloat) r;
- tmp[1] = (GLfloat) g;
- tmp[2] = (GLfloat) b;
- tmp[3] = (GLfloat) a;
+ tmp[0] = r;
+ tmp[1] = g;
+ tmp[2] = b;
+ tmp[3] = a;
- if (TEST_EQ_4V(tmp, ctx->Color.ClearColor))
+ if (TEST_EQ_4V(tmp, ctx->Color.ClearColor.i))
return; /* no change */
FLUSH_VERTICES(ctx, _NEW_COLOR);
+ COPY_4V(ctx->Color.ClearColor.i, tmp);
- /* XXX we should eventually have a float/int/uint union for
- * the ctx->Color.ClearColor state.
- */
- COPY_4V(ctx->Color.ClearColor, tmp);
-
+ /* these should be NOP calls for drivers supporting EXT_texture_integer */
if (ctx->Driver.ClearColor) {
ctx->Driver.ClearColor(ctx, ctx->Color.ClearColor);
}
@@ -141,25 +133,22 @@ _mesa_ClearColorIiEXT(GLint r, GLint g, GLint b, GLint a)
void GLAPIENTRY
_mesa_ClearColorIuiEXT(GLuint r, GLuint g, GLuint b, GLuint a)
{
- GLfloat tmp[4];
+ GLuint tmp[4];
GET_CURRENT_CONTEXT(ctx);
ASSERT_OUTSIDE_BEGIN_END(ctx);
- tmp[0] = (GLfloat) r;
- tmp[1] = (GLfloat) g;
- tmp[2] = (GLfloat) b;
- tmp[3] = (GLfloat) a;
+ tmp[0] = r;
+ tmp[1] = g;
+ tmp[2] = b;
+ tmp[3] = a;
- if (TEST_EQ_4V(tmp, ctx->Color.ClearColor))
+ if (TEST_EQ_4V(tmp, ctx->Color.ClearColor.ui))
return; /* no change */
FLUSH_VERTICES(ctx, _NEW_COLOR);
+ COPY_4V(ctx->Color.ClearColor.ui, tmp);
- /* XXX we should eventually have a float/int/uint union for
- * the ctx->Color.ClearColor state.
- */
- COPY_4V(ctx->Color.ClearColor, tmp);
-
+ /* these should be NOP calls for drivers supporting EXT_texture_integer */
if (ctx->Driver.ClearColor) {
ctx->Driver.ClearColor(ctx, ctx->Color.ClearColor);
}
@@ -364,21 +353,18 @@ _mesa_ClearBufferiv(GLenum buffer, GLint drawbuffer, const GLint *value)
return;
}
else if (mask) {
- /* XXX note: we're putting the integer clear values into the
- * floating point state var. This will not always work. We'll
- * need a new ctx->Driver.ClearBuffer() hook....
- */
- GLclampf clearSave[4];
+ union gl_color_union clearSave;
+
/* save color */
- COPY_4V(clearSave, ctx->Color.ClearColor);
+ clearSave = ctx->Color.ClearColor;
/* set color */
- COPY_4V_CAST(ctx->Color.ClearColor, value, GLclampf);
+ COPY_4V(ctx->Color.ClearColor.i, value);
if (ctx->Driver.ClearColor)
ctx->Driver.ClearColor(ctx, ctx->Color.ClearColor);
/* clear buffer(s) */
ctx->Driver.Clear(ctx, mask);
/* restore color */
- COPY_4V(ctx->Color.ClearColor, clearSave);
+ ctx->Color.ClearColor = clearSave;
if (ctx->Driver.ClearColor)
ctx->Driver.ClearColor(ctx, clearSave);
}
@@ -418,21 +404,18 @@ _mesa_ClearBufferuiv(GLenum buffer, GLint drawbuffer, const GLuint *value)
return;
}
else if (mask) {
- /* XXX note: we're putting the uint clear values into the
- * floating point state var. This will not always work. We'll
- * need a new ctx->Driver.ClearBuffer() hook....
- */
- GLclampf clearSave[4];
+ union gl_color_union clearSave;
+
/* save color */
- COPY_4V(clearSave, ctx->Color.ClearColor);
+ clearSave = ctx->Color.ClearColor;
/* set color */
- COPY_4V_CAST(ctx->Color.ClearColor, value, GLclampf);
+ COPY_4V(ctx->Color.ClearColor.ui, value);
if (ctx->Driver.ClearColor)
ctx->Driver.ClearColor(ctx, ctx->Color.ClearColor);
/* clear buffer(s) */
ctx->Driver.Clear(ctx, mask);
/* restore color */
- COPY_4V(ctx->Color.ClearColor, clearSave);
+ ctx->Color.ClearColor = clearSave;
if (ctx->Driver.ClearColor)
ctx->Driver.ClearColor(ctx, clearSave);
}
@@ -495,17 +478,18 @@ _mesa_ClearBufferfv(GLenum buffer, GLint drawbuffer, const GLfloat *value)
return;
}
else if (mask) {
- GLclampf clearSave[4];
+ union gl_color_union clearSave;
+
/* save color */
- COPY_4V(clearSave, ctx->Color.ClearColor);
+ clearSave = ctx->Color.ClearColor;
/* set color */
- COPY_4V_CAST(ctx->Color.ClearColor, value, GLclampf);
+ COPY_4V_CAST(ctx->Color.ClearColor.f, value, GLclampf);
if (ctx->Driver.ClearColor)
ctx->Driver.ClearColor(ctx, ctx->Color.ClearColor);
/* clear buffer(s) */
ctx->Driver.Clear(ctx, mask);
/* restore color */
- COPY_4V(ctx->Color.ClearColor, clearSave);
+ ctx->Color.ClearColor = clearSave;
if (ctx->Driver.ClearColor)
ctx->Driver.ClearColor(ctx, clearSave);
}
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h
index b77e4f092f6..d6cc0196d8d 100644
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -589,7 +589,8 @@ struct dd_function_table {
GLenum sfactorRGB, GLenum dfactorRGB,
GLenum sfactorA, GLenum dfactorA);
/** Specify clear values for the color buffers */
- void (*ClearColor)(struct gl_context *ctx, const GLfloat color[4]);
+ void (*ClearColor)(struct gl_context *ctx,
+ const union gl_color_union color);
/** Specify the clear value for the depth buffer */
void (*ClearDepth)(struct gl_context *ctx, GLclampd d);
/** Specify the clear value for the stencil buffer */
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index 069254b18f5..a777bd8c403 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -1673,10 +1673,13 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
COPY_4FV(v->value_float_4, ctx->Fog.ColorUnclamped);
break;
case GL_COLOR_CLEAR_VALUE:
- if(ctx->Color._ClampFragmentColor)
- COPY_4FV(v->value_float_4, ctx->Color.ClearColor);
- else
- COPY_4FV(v->value_float_4, ctx->Color.ClearColorUnclamped);
+ if(ctx->Color._ClampFragmentColor) {
+ v->value_float_4[0] = CLAMP(ctx->Color.ClearColor.f[0], 0.0F, 1.0F);
+ v->value_float_4[1] = CLAMP(ctx->Color.ClearColor.f[1], 0.0F, 1.0F);
+ v->value_float_4[2] = CLAMP(ctx->Color.ClearColor.f[2], 0.0F, 1.0F);
+ v->value_float_4[3] = CLAMP(ctx->Color.ClearColor.f[3], 0.0F, 1.0F);
+ } else
+ COPY_4FV(v->value_float_4, ctx->Color.ClearColor.f);
break;
case GL_BLEND_COLOR_EXT:
if(ctx->Color._ClampFragmentColor)
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index ae500b4c226..a439f129d72 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -719,6 +719,11 @@ struct gl_accum_attrib
GLfloat ClearColor[4]; /**< Accumulation buffer clear color */
};
+union gl_color_union {
+ GLfloat f[4];
+ GLint i[4];
+ GLuint ui[4];
+};
/**
* Color buffer attribute group (GL_COLOR_BUFFER_BIT).
@@ -726,9 +731,7 @@ struct gl_accum_attrib
struct gl_colorbuffer_attrib
{
GLuint ClearIndex; /**< Index to use for glClear */
- GLfloat ClearColorUnclamped[4]; /**< Color to use for glClear*/
- GLclampf ClearColor[4]; /**< Color to use for glClear */
-
+ union gl_color_union ClearColor; /**< Color to use for glClear - this vale is unclamped */
GLuint IndexMask; /**< Color index write mask */
GLubyte ColorMask[MAX_DRAW_BUFFERS][4];/**< Each flag is 0xff or 0x0 */
@@ -1356,11 +1359,7 @@ struct gl_sampler_object
GLenum WrapR; /**< R-axis texture image wrap mode */
GLenum MinFilter; /**< minification filter */
GLenum MagFilter; /**< magnification filter */
- union {
- GLfloat f[4];
- GLuint ui[4];
- GLint i[4];
- } BorderColor; /**< Interpreted according to texture format */
+ union gl_color_union BorderColor; /**< Interpreted according to texture format */
GLfloat MinLod; /**< min lambda, OpenGL 1.2 */
GLfloat MaxLod; /**< max lambda, OpenGL 1.2 */
GLfloat LodBias; /**< OpenGL 1.4 */
diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c
index 117000ba716..a4799e3cc92 100644
--- a/src/mesa/state_tracker/st_cb_clear.c
+++ b/src/mesa/state_tracker/st_cb_clear.c
@@ -323,9 +323,9 @@ clear_with_quad(struct gl_context *ctx,
set_vertex_shader(st);
if (ctx->DrawBuffer->_ColorDrawBuffers[0]) {
- st_translate_color(ctx->Color.ClearColorUnclamped,
- ctx->DrawBuffer->_ColorDrawBuffers[0]->_BaseFormat,
- clearColor);
+ st_translate_color(ctx->Color.ClearColor.f,
+ ctx->DrawBuffer->_ColorDrawBuffers[0]->_BaseFormat,
+ clearColor);
}
/* draw quad matching scissor rect */
@@ -582,12 +582,12 @@ st_Clear(struct gl_context *ctx, GLbitfield mask)
clear_buffers |= PIPE_CLEAR_DEPTHSTENCIL;
if (ctx->DrawBuffer->_ColorDrawBuffers[0]) {
- st_translate_color(ctx->Color.ClearColor,
- ctx->DrawBuffer->_ColorDrawBuffers[0]->_BaseFormat,
- clearColor);
+ st_translate_color(ctx->Color.ClearColor.f,
+ ctx->DrawBuffer->_ColorDrawBuffers[0]->_BaseFormat,
+ clearColor);
}
- st->pipe->clear(st->pipe, clear_buffers, ctx->Color.ClearColorUnclamped,
+ st->pipe->clear(st->pipe, clear_buffers, clearColor,
ctx->Depth.Clear, ctx->Stencil.Clear);
}
if (mask & BUFFER_BIT_ACCUM)
diff --git a/src/mesa/state_tracker/st_format.h b/src/mesa/state_tracker/st_format.h
index 1c1f5965f66..10ffeaa7385 100644
--- a/src/mesa/state_tracker/st_format.h
+++ b/src/mesa/state_tracker/st_format.h
@@ -83,5 +83,4 @@ extern void
st_translate_color(const GLfloat colorIn[4], GLenum baseFormat,
GLfloat colorOut[4]);
-
#endif /* ST_FORMAT_H */
diff --git a/src/mesa/swrast/s_clear.c b/src/mesa/swrast/s_clear.c
index 9e9b5311684..16d1cdbfcc8 100644
--- a/src/mesa/swrast/s_clear.c
+++ b/src/mesa/swrast/s_clear.c
@@ -60,20 +60,20 @@ clear_rgba_buffer_with_masking(struct gl_context *ctx, struct gl_renderbuffer *r
span.array->ChanType = rb->DataType;
if (span.array->ChanType == GL_UNSIGNED_BYTE) {
GLubyte clearColor[4];
- UNCLAMPED_FLOAT_TO_UBYTE(clearColor[RCOMP], ctx->Color.ClearColor[0]);
- UNCLAMPED_FLOAT_TO_UBYTE(clearColor[GCOMP], ctx->Color.ClearColor[1]);
- UNCLAMPED_FLOAT_TO_UBYTE(clearColor[BCOMP], ctx->Color.ClearColor[2]);
- UNCLAMPED_FLOAT_TO_UBYTE(clearColor[ACOMP], ctx->Color.ClearColor[3]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clearColor[RCOMP], ctx->Color.ClearColor.f[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clearColor[GCOMP], ctx->Color.ClearColor.f[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clearColor[BCOMP], ctx->Color.ClearColor.f[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clearColor[ACOMP], ctx->Color.ClearColor.f[3]);
for (i = 0; i < width; i++) {
COPY_4UBV(span.array->rgba[i], clearColor);
}
}
else if (span.array->ChanType == GL_UNSIGNED_SHORT) {
GLushort clearColor[4];
- UNCLAMPED_FLOAT_TO_USHORT(clearColor[RCOMP], ctx->Color.ClearColor[0]);
- UNCLAMPED_FLOAT_TO_USHORT(clearColor[GCOMP], ctx->Color.ClearColor[1]);
- UNCLAMPED_FLOAT_TO_USHORT(clearColor[BCOMP], ctx->Color.ClearColor[2]);
- UNCLAMPED_FLOAT_TO_USHORT(clearColor[ACOMP], ctx->Color.ClearColor[3]);
+ UNCLAMPED_FLOAT_TO_USHORT(clearColor[RCOMP], ctx->Color.ClearColor.f[0]);
+ UNCLAMPED_FLOAT_TO_USHORT(clearColor[GCOMP], ctx->Color.ClearColor.f[1]);
+ UNCLAMPED_FLOAT_TO_USHORT(clearColor[BCOMP], ctx->Color.ClearColor.f[2]);
+ UNCLAMPED_FLOAT_TO_USHORT(clearColor[ACOMP], ctx->Color.ClearColor.f[3]);
for (i = 0; i < width; i++) {
COPY_4V_CAST(span.array->rgba[i], clearColor, GLchan);
}
@@ -81,10 +81,10 @@ clear_rgba_buffer_with_masking(struct gl_context *ctx, struct gl_renderbuffer *r
else {
ASSERT(span.array->ChanType == GL_FLOAT);
for (i = 0; i < width; i++) {
- CLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][0], ctx->Color.ClearColor[0]);
- CLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][1], ctx->Color.ClearColor[1]);
- CLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][2], ctx->Color.ClearColor[2]);
- CLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][3], ctx->Color.ClearColor[3]);
+ UNCLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][0], ctx->Color.ClearColor.f[0]);
+ UNCLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][1], ctx->Color.ClearColor.f[1]);
+ UNCLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][2], ctx->Color.ClearColor.f[2]);
+ UNCLAMPED_FLOAT_TO_CHAN(span.array->rgba[i][3], ctx->Color.ClearColor.f[3]);
}
}
@@ -115,6 +115,7 @@ clear_rgba_buffer(struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint buf
GLubyte clear8[4];
GLushort clear16[4];
GLvoid *clearVal;
+ GLfloat clearFloat[4];
GLint i;
ASSERT(ctx->Color.ColorMask[buf][0] &&
@@ -126,21 +127,25 @@ clear_rgba_buffer(struct gl_context *ctx, struct gl_renderbuffer *rb, GLuint buf
switch (rb->DataType) {
case GL_UNSIGNED_BYTE:
- UNCLAMPED_FLOAT_TO_UBYTE(clear8[0], ctx->Color.ClearColor[0]);
- UNCLAMPED_FLOAT_TO_UBYTE(clear8[1], ctx->Color.ClearColor[1]);
- UNCLAMPED_FLOAT_TO_UBYTE(clear8[2], ctx->Color.ClearColor[2]);
- UNCLAMPED_FLOAT_TO_UBYTE(clear8[3], ctx->Color.ClearColor[3]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clear8[0], ctx->Color.ClearColor.f[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clear8[1], ctx->Color.ClearColor.f[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clear8[2], ctx->Color.ClearColor.f[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(clear8[3], ctx->Color.ClearColor.f[3]);
clearVal = clear8;
break;
case GL_UNSIGNED_SHORT:
- UNCLAMPED_FLOAT_TO_USHORT(clear16[0], ctx->Color.ClearColor[0]);
- UNCLAMPED_FLOAT_TO_USHORT(clear16[1], ctx->Color.ClearColor[1]);
- UNCLAMPED_FLOAT_TO_USHORT(clear16[2], ctx->Color.ClearColor[2]);
- UNCLAMPED_FLOAT_TO_USHORT(clear16[3], ctx->Color.ClearColor[3]);
+ UNCLAMPED_FLOAT_TO_USHORT(clear16[0], ctx->Color.ClearColor.f[0]);
+ UNCLAMPED_FLOAT_TO_USHORT(clear16[1], ctx->Color.ClearColor.f[1]);
+ UNCLAMPED_FLOAT_TO_USHORT(clear16[2], ctx->Color.ClearColor.f[2]);
+ UNCLAMPED_FLOAT_TO_USHORT(clear16[3], ctx->Color.ClearColor.f[3]);
clearVal = clear16;
break;
case GL_FLOAT:
- clearVal = ctx->Color.ClearColor;
+ clearFloat[0] = CLAMP(ctx->Color.ClearColor.f[0], 0.0F, 1.0F);
+ clearFloat[1] = CLAMP(ctx->Color.ClearColor.f[1], 0.0F, 1.0F);
+ clearFloat[2] = CLAMP(ctx->Color.ClearColor.f[2], 0.0F, 1.0F);
+ clearFloat[3] = CLAMP(ctx->Color.ClearColor.f[3], 0.0F, 1.0F);
+ clearVal = clearFloat;
break;
default:
_mesa_problem(ctx, "Bad rb DataType in clear_color_buffer");
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-30 16:42:35 +0000