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Diffstat (limited to 'src/mesa/drivers/dri/swrast/swrast.c')
-rw-r--r--src/mesa/drivers/dri/swrast/swrast.c82
1 files changed, 48 insertions, 34 deletions
diff --git a/src/mesa/drivers/dri/swrast/swrast.c b/src/mesa/drivers/dri/swrast/swrast.c
index 15b57244dc..a90b30b49d 100644
--- a/src/mesa/drivers/dri/swrast/swrast.c
+++ b/src/mesa/drivers/dri/swrast/swrast.c
@@ -72,7 +72,7 @@
#define need_GL_EXT_framebuffer_blit
#define need_GL_EXT_gpu_program_parameters
#define need_GL_EXT_paletted_texture
-#define need_GL_IBM_multimode_draw_arrays
+#define need_GL_EXT_stencil_two_side
#define need_GL_MESA_resize_buffers
#define need_GL_NV_vertex_program
#define need_GL_NV_fragment_program
@@ -103,7 +103,7 @@ const struct dri_extension card_extensions[] =
{ "GL_EXT_framebuffer_blit", GL_EXT_framebuffer_blit_functions },
{ "GL_EXT_gpu_program_parameters", GL_EXT_gpu_program_parameters_functions },
{ "GL_EXT_paletted_texture", GL_EXT_paletted_texture_functions },
- { "GL_IBM_multimode_draw_arrays", GL_IBM_multimode_draw_arrays_functions },
+ { "GL_EXT_stencil_two_side", GL_EXT_stencil_two_side_functions },
{ "GL_MESA_resize_buffers", GL_MESA_resize_buffers_functions },
{ "GL_NV_vertex_program", GL_NV_vertex_program_functions },
{ "GL_NV_fragment_program", GL_NV_fragment_program_functions },
@@ -127,7 +127,7 @@ setupLoaderExtensions(__DRIscreen *psp,
}
}
-static __DRIconfig **
+static const __DRIconfig **
swrastFillInModes(__DRIscreen *psp,
unsigned pixel_bits, unsigned depth_bits,
unsigned stencil_bits, GLboolean have_back_buffer)
@@ -164,17 +164,27 @@ swrastFillInModes(__DRIscreen *psp,
depth_buffer_factor = 4;
back_buffer_factor = 2;
- if (pixel_bits == 8) {
+ switch (pixel_bits) {
+ case 8:
fb_format = GL_RGB;
fb_type = GL_UNSIGNED_BYTE_2_3_3_REV;
- }
- else if (pixel_bits == 16) {
+ break;
+ case 16:
fb_format = GL_RGB;
fb_type = GL_UNSIGNED_SHORT_5_6_5;
- }
- else {
+ break;
+ case 24:
+ fb_format = GL_BGR;
+ fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
+ break;
+ case 32:
fb_format = GL_BGRA;
fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
+ break;
+ default:
+ fprintf(stderr, "[%s:%u] bad depth %d\n", __func__, __LINE__,
+ pixel_bits);
+ return NULL;
}
configs = driCreateConfigs(fb_format, fb_type,
@@ -187,7 +197,7 @@ swrastFillInModes(__DRIscreen *psp,
return NULL;
}
- return configs;
+ return (const __DRIconfig **)configs;
}
static __DRIscreen *
@@ -196,7 +206,7 @@ driCreateNewScreen(int scrn, const __DRIextension **extensions,
{
static const __DRIextension *emptyExtensionList[] = { NULL };
__DRIscreen *psp;
- __DRIconfig **configs8, **configs16, **configs32;
+ const __DRIconfig **configs8, **configs16, **configs24, **configs32;
(void) data;
@@ -213,11 +223,12 @@ driCreateNewScreen(int scrn, const __DRIextension **extensions,
configs8 = swrastFillInModes(psp, 8, 8, 0, 1);
configs16 = swrastFillInModes(psp, 16, 16, 0, 1);
+ configs24 = swrastFillInModes(psp, 24, 24, 8, 1);
configs32 = swrastFillInModes(psp, 32, 24, 8, 1);
- configs16 = (__DRIconfig **)driConcatConfigs(configs8, configs16);
-
- *driver_configs = driConcatConfigs(configs16, configs32);
+ configs16 = driConcatConfigs(configs8, configs16);
+ configs24 = driConcatConfigs(configs16, configs24);
+ *driver_configs = driConcatConfigs(configs24, configs32);
driInitExtensions( NULL, card_extensions, GL_FALSE );
@@ -249,19 +260,24 @@ static GLuint
choose_pixel_format(const GLvisual *v)
{
if (v->rgbMode) {
- int bpp = v->rgbBits;
+ int depth = v->rgbBits;
- if (bpp == 32
+ if (depth == 32
&& v->redMask == 0xff0000
&& v->greenMask == 0x00ff00
&& v->blueMask == 0x0000ff)
return PF_A8R8G8B8;
- else if (bpp == 16
+ else if (depth == 24
+ && v->redMask == 0xff0000
+ && v->greenMask == 0x00ff00
+ && v->blueMask == 0x0000ff)
+ return PF_X8R8G8B8;
+ else if (depth == 16
&& v->redMask == 0xf800
&& v->greenMask == 0x07e0
&& v->blueMask == 0x001f)
return PF_R5G6B5;
- else if (bpp == 8
+ else if (depth == 8
&& v->redMask == 0x07
&& v->greenMask == 0x38
&& v->blueMask == 0xc0)
@@ -290,7 +306,6 @@ swrast_alloc_front_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
GLenum internalFormat, GLuint width, GLuint height)
{
struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb);
- int bpp;
unsigned mask = PITCH_ALIGN_BITS - 1;
TRACE;
@@ -299,23 +314,8 @@ swrast_alloc_front_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
rb->Width = width;
rb->Height = height;
- switch (internalFormat) {
- case GL_RGB:
- bpp = rb->RedBits + rb->GreenBits + rb->BlueBits;
- break;
- case GL_RGBA:
- bpp = rb->RedBits + rb->GreenBits + rb->BlueBits + rb->AlphaBits;
- break;
- case GL_COLOR_INDEX8_EXT:
- bpp = rb->IndexBits;
- break;
- default:
- _mesa_problem( NULL, "unexpected format in %s", __FUNCTION__ );
- return GL_FALSE;
- }
-
/* always pad to PITCH_ALIGN_BITS */
- xrb->pitch = ((width * bpp + mask) & ~mask) / 8;
+ xrb->pitch = ((width * xrb->bpp + mask) & ~mask) / 8;
return GL_TRUE;
}
@@ -371,6 +371,17 @@ swrast_new_renderbuffer(const GLvisual *visual, GLboolean front)
xrb->Base.GreenBits = 8 * sizeof(GLubyte);
xrb->Base.BlueBits = 8 * sizeof(GLubyte);
xrb->Base.AlphaBits = 8 * sizeof(GLubyte);
+ xrb->bpp = 32;
+ break;
+ case PF_X8R8G8B8:
+ xrb->Base.InternalFormat = GL_RGB;
+ xrb->Base._BaseFormat = GL_RGB;
+ xrb->Base.DataType = GL_UNSIGNED_BYTE;
+ xrb->Base.RedBits = 8 * sizeof(GLubyte);
+ xrb->Base.GreenBits = 8 * sizeof(GLubyte);
+ xrb->Base.BlueBits = 8 * sizeof(GLubyte);
+ xrb->Base.AlphaBits = 0;
+ xrb->bpp = 32;
break;
case PF_R5G6B5:
xrb->Base.InternalFormat = GL_RGB;
@@ -380,6 +391,7 @@ swrast_new_renderbuffer(const GLvisual *visual, GLboolean front)
xrb->Base.GreenBits = 6 * sizeof(GLubyte);
xrb->Base.BlueBits = 5 * sizeof(GLubyte);
xrb->Base.AlphaBits = 0;
+ xrb->bpp = 16;
break;
case PF_R3G3B2:
xrb->Base.InternalFormat = GL_RGB;
@@ -389,12 +401,14 @@ swrast_new_renderbuffer(const GLvisual *visual, GLboolean front)
xrb->Base.GreenBits = 3 * sizeof(GLubyte);
xrb->Base.BlueBits = 2 * sizeof(GLubyte);
xrb->Base.AlphaBits = 0;
+ xrb->bpp = 8;
break;
case PF_CI8:
xrb->Base.InternalFormat = GL_COLOR_INDEX8_EXT;
xrb->Base._BaseFormat = GL_COLOR_INDEX;
xrb->Base.DataType = GL_UNSIGNED_BYTE;
xrb->Base.IndexBits = 8 * sizeof(GLubyte);
+ xrb->bpp = 8;
break;
default:
return NULL;
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-11 22:01:25 +0000