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authorKeith Packard <[email protected]>2008-06-03 22:56:25 -0700
committerKeith Packard <[email protected]>2008-06-03 22:56:25 -0700
commitdbf3c5247c90bd35c0b2002e3b972a2dd4c8b130 (patch)
treedd986e993f20f78999fc15c304289656878ffcae /src/mesa/drivers/dri/common/utils.c
parent4b5b008d54e86ac4f0a2176429d062100978ca8c (diff)
parent0b734bd7cf921592eee441f759687e10f48a2cbc (diff)
Merge commit 'origin/master' into drm-gem
Conflicts: src/mesa/drivers/dri/common/dri_bufmgr.h src/mesa/drivers/dri/intel/intel_bufmgr_ttm.c src/mesa/drivers/dri/intel/intel_bufmgr_ttm.h src/mesa/drivers/dri/intel/intel_ioctl.c
Diffstat (limited to 'src/mesa/drivers/dri/common/utils.c')
-rw-r--r--src/mesa/drivers/dri/common/utils.c229
1 files changed, 172 insertions, 57 deletions
diff --git a/src/mesa/drivers/dri/common/utils.c b/src/mesa/drivers/dri/common/utils.c
index 237d51cf22b..7fbe0d855d0 100644
--- a/src/mesa/drivers/dri/common/utils.c
+++ b/src/mesa/drivers/dri/common/utils.c
@@ -419,21 +419,6 @@ driCheckDriDdxDrmVersions2(const char * driver_name,
drmActual, drmExpected);
}
-
-
-GLint
-driIntersectArea( drm_clip_rect_t rect1, drm_clip_rect_t rect2 )
-{
- if (rect2.x1 > rect1.x1) rect1.x1 = rect2.x1;
- if (rect2.x2 < rect1.x2) rect1.x2 = rect2.x2;
- if (rect2.y1 > rect1.y1) rect1.y1 = rect2.y1;
- if (rect2.y2 < rect1.y2) rect1.y2 = rect2.y2;
-
- if (rect1.x1 > rect1.x2 || rect1.y1 > rect1.y2) return 0;
-
- return (rect1.x2 - rect1.x1) * (rect1.y2 - rect1.y1);
-}
-
GLboolean driClipRectToFramebuffer( const GLframebuffer *buffer,
GLint *x, GLint *y,
GLsizei *width, GLsizei *height )
@@ -540,68 +525,62 @@ driCreateConfigs(GLenum fb_format, GLenum fb_type,
unsigned num_depth_stencil_bits,
const GLenum * db_modes, unsigned num_db_modes)
{
- static const u_int8_t bits_table[3][4] = {
+ static const u_int8_t bits_table[4][4] = {
/* R G B A */
+ { 3, 3, 2, 0 }, /* Any GL_UNSIGNED_BYTE_3_3_2 */
{ 5, 6, 5, 0 }, /* Any GL_UNSIGNED_SHORT_5_6_5 */
{ 8, 8, 8, 0 }, /* Any RGB with any GL_UNSIGNED_INT_8_8_8_8 */
{ 8, 8, 8, 8 } /* Any RGBA with any GL_UNSIGNED_INT_8_8_8_8 */
};
- /* The following arrays are all indexed by the fb_type masked with 0x07.
- * Given the four supported fb_type values, this results in valid array
- * indices of 3, 4, 5, and 7.
- */
- static const u_int32_t masks_table_rgb[8][4] = {
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
+ static const u_int32_t masks_table_rgb[6][4] = {
+ { 0x000000E0, 0x0000001C, 0x00000003, 0x00000000 }, /* 3_3_2 */
+ { 0x00000007, 0x00000038, 0x000000C0, 0x00000000 }, /* 2_3_3_REV */
{ 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5 */
{ 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5_REV */
{ 0xFF000000, 0x00FF0000, 0x0000FF00, 0x00000000 }, /* 8_8_8_8 */
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
{ 0x000000FF, 0x0000FF00, 0x00FF0000, 0x00000000 } /* 8_8_8_8_REV */
};
- static const u_int32_t masks_table_rgba[8][4] = {
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
+ static const u_int32_t masks_table_rgba[6][4] = {
+ { 0x000000E0, 0x0000001C, 0x00000003, 0x00000000 }, /* 3_3_2 */
+ { 0x00000007, 0x00000038, 0x000000C0, 0x00000000 }, /* 2_3_3_REV */
{ 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5 */
{ 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5_REV */
{ 0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF }, /* 8_8_8_8 */
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
{ 0x000000FF, 0x0000FF00, 0x00FF0000, 0xFF000000 }, /* 8_8_8_8_REV */
};
- static const u_int32_t masks_table_bgr[8][4] = {
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
+ static const u_int32_t masks_table_bgr[6][4] = {
+ { 0x00000007, 0x00000038, 0x000000C0, 0x00000000 }, /* 3_3_2 */
+ { 0x000000E0, 0x0000001C, 0x00000003, 0x00000000 }, /* 2_3_3_REV */
{ 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5 */
{ 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5_REV */
{ 0x0000FF00, 0x00FF0000, 0xFF000000, 0x00000000 }, /* 8_8_8_8 */
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
{ 0x00FF0000, 0x0000FF00, 0x000000FF, 0x00000000 }, /* 8_8_8_8_REV */
};
- static const u_int32_t masks_table_bgra[8][4] = {
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
+ static const u_int32_t masks_table_bgra[6][4] = {
+ { 0x00000007, 0x00000038, 0x000000C0, 0x00000000 }, /* 3_3_2 */
+ { 0x000000E0, 0x0000001C, 0x00000003, 0x00000000 }, /* 2_3_3_REV */
{ 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5 */
{ 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5_REV */
{ 0x0000FF00, 0x00FF0000, 0xFF000000, 0x000000FF }, /* 8_8_8_8 */
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
{ 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000 }, /* 8_8_8_8_REV */
};
- static const u_int8_t bytes_per_pixel[8] = {
- 0, 0, 0, 2, 2, 4, 0, 4
+ static const u_int8_t bytes_per_pixel[6] = {
+ 1, /* 3_3_2 */
+ 1, /* 2_3_3_REV */
+ 2, /* 5_6_5 */
+ 2, /* 5_6_5_REV */
+ 4, /* 8_8_8_8 */
+ 4 /* 8_8_8_8_REV */
};
const u_int8_t * bits;
const u_int32_t * masks;
- const int index = fb_type & 0x07;
+ int index;
__DRIconfig **configs, **c;
__GLcontextModes *modes;
unsigned i;
@@ -610,10 +589,29 @@ driCreateConfigs(GLenum fb_format, GLenum fb_type,
unsigned num_modes;
unsigned num_accum_bits = 2;
- if ( bytes_per_pixel[ index ] == 0 ) {
- fprintf( stderr, "[%s:%u] Framebuffer type 0x%04x has 0 bytes per pixel.\n",
- __FUNCTION__, __LINE__, fb_type );
- return NULL;
+ switch ( fb_type ) {
+ case GL_UNSIGNED_BYTE_3_3_2:
+ index = 0;
+ break;
+ case GL_UNSIGNED_BYTE_2_3_3_REV:
+ index = 1;
+ break;
+ case GL_UNSIGNED_SHORT_5_6_5:
+ index = 2;
+ break;
+ case GL_UNSIGNED_SHORT_5_6_5_REV:
+ index = 3;
+ break;
+ case GL_UNSIGNED_INT_8_8_8_8:
+ index = 4;
+ break;
+ case GL_UNSIGNED_INT_8_8_8_8_REV:
+ index = 5;
+ break;
+ default:
+ fprintf( stderr, "[%s:%u] Unknown framebuffer type 0x%04x.\n",
+ __FUNCTION__, __LINE__, fb_type );
+ return NULL;
}
@@ -625,35 +623,41 @@ driCreateConfigs(GLenum fb_format, GLenum fb_type,
switch ( fb_format ) {
case GL_RGB:
- bits = (bytes_per_pixel[ index ] == 2)
- ? bits_table[0] : bits_table[1];
masks = masks_table_rgb[ index ];
break;
case GL_RGBA:
- bits = (bytes_per_pixel[ index ] == 2)
- ? bits_table[0] : bits_table[2];
masks = masks_table_rgba[ index ];
break;
case GL_BGR:
- bits = (bytes_per_pixel[ index ] == 2)
- ? bits_table[0] : bits_table[1];
masks = masks_table_bgr[ index ];
break;
case GL_BGRA:
- bits = (bytes_per_pixel[ index ] == 2)
- ? bits_table[0] : bits_table[2];
masks = masks_table_bgra[ index ];
break;
default:
- fprintf( stderr, "[%s:%u] Framebuffer format 0x%04x is not GL_RGB, GL_RGBA, GL_BGR, or GL_BGRA.\n",
- __FUNCTION__, __LINE__, fb_format );
+ fprintf( stderr, "[%s:%u] Unknown framebuffer format 0x%04x.\n",
+ __FUNCTION__, __LINE__, fb_format );
return NULL;
}
+ switch ( bytes_per_pixel[ index ] ) {
+ case 1:
+ bits = bits_table[0];
+ break;
+ case 2:
+ bits = bits_table[1];
+ break;
+ default:
+ bits = ((fb_format == GL_RGB) || (fb_format == GL_BGR))
+ ? bits_table[2]
+ : bits_table[3];
+ break;
+ }
+
num_modes = num_depth_stencil_bits * num_db_modes * num_accum_bits;
configs = _mesa_calloc((num_modes + 1) * sizeof *configs);
if (configs == NULL)
@@ -755,3 +759,114 @@ const __DRIconfig **driConcatConfigs(__DRIconfig **a, __DRIconfig **b)
return all;
}
+
+#define __ATTRIB(attrib, field) \
+ { attrib, offsetof(__GLcontextModes, field) }
+
+static const struct { unsigned int attrib, offset; } attribMap[] = {
+ __ATTRIB(__DRI_ATTRIB_BUFFER_SIZE, rgbBits),
+ __ATTRIB(__DRI_ATTRIB_LEVEL, level),
+ __ATTRIB(__DRI_ATTRIB_RED_SIZE, redBits),
+ __ATTRIB(__DRI_ATTRIB_GREEN_SIZE, greenBits),
+ __ATTRIB(__DRI_ATTRIB_BLUE_SIZE, blueBits),
+ __ATTRIB(__DRI_ATTRIB_ALPHA_SIZE, alphaBits),
+ __ATTRIB(__DRI_ATTRIB_DEPTH_SIZE, depthBits),
+ __ATTRIB(__DRI_ATTRIB_STENCIL_SIZE, stencilBits),
+ __ATTRIB(__DRI_ATTRIB_ACCUM_RED_SIZE, accumRedBits),
+ __ATTRIB(__DRI_ATTRIB_ACCUM_GREEN_SIZE, accumGreenBits),
+ __ATTRIB(__DRI_ATTRIB_ACCUM_BLUE_SIZE, accumBlueBits),
+ __ATTRIB(__DRI_ATTRIB_ACCUM_ALPHA_SIZE, accumAlphaBits),
+ __ATTRIB(__DRI_ATTRIB_SAMPLE_BUFFERS, sampleBuffers),
+ __ATTRIB(__DRI_ATTRIB_SAMPLES, samples),
+ __ATTRIB(__DRI_ATTRIB_DOUBLE_BUFFER, doubleBufferMode),
+ __ATTRIB(__DRI_ATTRIB_STEREO, stereoMode),
+ __ATTRIB(__DRI_ATTRIB_AUX_BUFFERS, numAuxBuffers),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_TYPE, transparentPixel),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_INDEX_VALUE, transparentPixel),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_RED_VALUE, transparentRed),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_GREEN_VALUE, transparentGreen),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_BLUE_VALUE, transparentBlue),
+ __ATTRIB(__DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE, transparentAlpha),
+ __ATTRIB(__DRI_ATTRIB_FLOAT_MODE, floatMode),
+ __ATTRIB(__DRI_ATTRIB_RED_MASK, redMask),
+ __ATTRIB(__DRI_ATTRIB_GREEN_MASK, greenMask),
+ __ATTRIB(__DRI_ATTRIB_BLUE_MASK, blueMask),
+ __ATTRIB(__DRI_ATTRIB_ALPHA_MASK, alphaMask),
+ __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_WIDTH, maxPbufferWidth),
+ __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_HEIGHT, maxPbufferHeight),
+ __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_PIXELS, maxPbufferPixels),
+ __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH, optimalPbufferWidth),
+ __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT, optimalPbufferHeight),
+ __ATTRIB(__DRI_ATTRIB_SWAP_METHOD, swapMethod),
+ __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGB, bindToTextureRgb),
+ __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGBA, bindToTextureRgba),
+ __ATTRIB(__DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE, bindToMipmapTexture),
+ __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS, bindToTextureTargets),
+ __ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted),
+
+ /* The struct field doesn't matter here, these are handled by the
+ * switch in driGetConfigAttribIndex. We need them in the array
+ * so the iterator includes them though.*/
+ __ATTRIB(__DRI_ATTRIB_RENDER_TYPE, level),
+ __ATTRIB(__DRI_ATTRIB_CONFIG_CAVEAT, level),
+ __ATTRIB(__DRI_ATTRIB_SWAP_METHOD, level)
+};
+
+#define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0]))
+
+static int
+driGetConfigAttribIndex(const __DRIconfig *config,
+ unsigned int index, unsigned int *value)
+{
+ switch (attribMap[index].attrib) {
+ case __DRI_ATTRIB_RENDER_TYPE:
+ if (config->modes.rgbMode)
+ *value = __DRI_ATTRIB_RGBA_BIT;
+ else
+ *value = __DRI_ATTRIB_COLOR_INDEX_BIT;
+ break;
+ case __DRI_ATTRIB_CONFIG_CAVEAT:
+ if (config->modes.visualRating == GLX_NON_CONFORMANT_CONFIG)
+ *value = __DRI_ATTRIB_NON_CONFORMANT_CONFIG;
+ else if (config->modes.visualRating == GLX_SLOW_CONFIG)
+ *value = __DRI_ATTRIB_SLOW_BIT;
+ else
+ *value = 0;
+ break;
+ case __DRI_ATTRIB_SWAP_METHOD:
+ break;
+
+ default:
+ *value = *(unsigned int *)
+ ((char *) &config->modes + attribMap[index].offset);
+
+ break;
+ }
+
+ return GL_TRUE;
+}
+
+int
+driGetConfigAttrib(const __DRIconfig *config,
+ unsigned int attrib, unsigned int *value)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(attribMap); i++)
+ if (attribMap[i].attrib == attrib)
+ return driGetConfigAttribIndex(config, i, value);
+
+ return GL_FALSE;
+}
+
+int
+driIndexConfigAttrib(const __DRIconfig *config, int index,
+ unsigned int *attrib, unsigned int *value)
+{
+ if (index >= 0 && index < ARRAY_SIZE(attribMap)) {
+ *attrib = attribMap[index].attrib;
+ return driGetConfigAttribIndex(config, index, value);
+ }
+
+ return GL_FALSE;
+}