*/
#include <string.h>
+#include <stdio.h>
#include <stdlib.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include "main/macros.h"
#include "main/mtypes.h"
#include "main/cpuinfo.h"
#include "main/extensions.h"
#include "utils.h"
+#include "dri_util.h"
-/**
- * Print message to \c stderr if the \c LIBGL_DEBUG environment variable
- * is set.
- *
- * Is called from the drivers.
- *
- * \param f \c printf like format string.
- */
-void
-__driUtilMessage(const char *f, ...)
+uint64_t
+driParseDebugString(const char *debug,
+ const struct dri_debug_control *control)
{
- va_list args;
-
- if (getenv("LIBGL_DEBUG")) {
- fprintf(stderr, "libGL: ");
- va_start(args, f);
- vfprintf(stderr, f, args);
- va_end(args);
- fprintf(stderr, "\n");
- }
-}
-
-
-unsigned
-driParseDebugString( const char * debug,
- const struct dri_debug_control * control )
-{
- unsigned flag;
-
-
- flag = 0;
- if ( debug != NULL ) {
- while( control->string != NULL ) {
- if ( !strcmp( debug, "all" ) ||
- strstr( debug, control->string ) != NULL ) {
- flag |= control->flag;
- }
-
- control++;
+ uint64_t flag = 0;
+
+ if (debug != NULL) {
+ for (; control->string != NULL; control++) {
+ if (!strcmp(debug, "all")) {
+ flag |= control->flag;
+
+ } else {
+ const char *s = debug;
+ unsigned n;
+
+ for (; n = strcspn(s, ", "), *s; s += MAX2(1, n)) {
+ if (strlen(control->string) == n &&
+ !strncmp(control->string, s, n))
+ flag |= control->flag;
+ }
+ }
}
}
*
* \param buffer Buffer to hold the \c GL_RENDERER string.
* \param hardware_name Name of the hardware.
- * \param driver_date Driver date.
* \param agp_mode AGP mode (speed).
*
* \returns
*/
unsigned
driGetRendererString( char * buffer, const char * hardware_name,
- const char * driver_date, GLuint agp_mode )
+ GLuint agp_mode )
{
unsigned offset;
char *cpu;
- offset = sprintf( buffer, "Mesa DRI %s %s", hardware_name, driver_date );
+ offset = sprintf( buffer, "Mesa DRI %s", hardware_name );
/* Append any AGP-specific information.
*/
}
-
-
-#define need_GL_ARB_draw_buffers
-#define need_GL_ARB_multisample
-#define need_GL_ARB_texture_compression
-#define need_GL_ARB_transpose_matrix
-#define need_GL_ARB_vertex_buffer_object
-#define need_GL_ARB_window_pos
-#define need_GL_EXT_compiled_vertex_array
-#define need_GL_EXT_multi_draw_arrays
-#define need_GL_EXT_polygon_offset
-#define need_GL_EXT_texture_object
-#define need_GL_EXT_vertex_array
-#define need_GL_IBM_multimode_draw_arrays
-#define need_GL_MESA_window_pos
-
-/* These are needed in *all* drivers because Mesa internally implements
- * certain functionality in terms of functions provided by these extensions.
- * For example, glBlendFunc is implemented by calling glBlendFuncSeparateEXT.
- */
-#define need_GL_EXT_blend_func_separate
-#define need_GL_NV_vertex_program
-
-#include "main/remap_helper.h"
-
-static const struct dri_extension all_mesa_extensions[] = {
- { "GL_ARB_draw_buffers", GL_ARB_draw_buffers_functions },
- { "GL_ARB_multisample", GL_ARB_multisample_functions },
- { "GL_ARB_texture_compression", GL_ARB_texture_compression_functions },
- { "GL_ARB_transpose_matrix", GL_ARB_transpose_matrix_functions },
- { "GL_ARB_vertex_buffer_object", GL_ARB_vertex_buffer_object_functions},
- { "GL_ARB_window_pos", GL_ARB_window_pos_functions },
- { "GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions },
- { "GL_EXT_compiled_vertex_array", GL_EXT_compiled_vertex_array_functions },
- { "GL_EXT_multi_draw_arrays", GL_EXT_multi_draw_arrays_functions },
- { "GL_EXT_polygon_offset", GL_EXT_polygon_offset_functions },
- { "GL_EXT_texture_object", GL_EXT_texture_object_functions },
- { "GL_EXT_vertex_array", GL_EXT_vertex_array_functions },
- { "GL_IBM_multimode_draw_arrays", GL_IBM_multimode_draw_arrays_functions },
- { "GL_MESA_window_pos", GL_MESA_window_pos_functions },
- { "GL_NV_vertex_program", GL_NV_vertex_program_functions },
- { NULL, NULL }
-};
-
-
-/**
- * Enable and map extensions supported by the driver.
- *
- * When ctx is NULL, extensions are not enabled, but their functions
- * are still mapped. When extensions_to_enable is NULL, all static
- * functions known to mesa core are mapped.
- *
- * \bug
- * ARB_imaging isn't handled properly. In Mesa, enabling ARB_imaging also
- * enables all the sub-extensions that are folded into it. This means that
- * we need to add entry-points (via \c driInitSingleExtension) for those
- * new functions here.
- */
-void driInitExtensions( GLcontext * ctx,
- const struct dri_extension * extensions_to_enable,
- GLboolean enable_imaging )
-{
- static int first_time = 1;
- unsigned i;
-
- if ( first_time ) {
- first_time = 0;
- driInitExtensions( NULL, all_mesa_extensions, GL_FALSE );
- }
-
- if ( (ctx != NULL) && enable_imaging ) {
- _mesa_enable_imaging_extensions( ctx );
- }
-
- /* The caller is too lazy to list any extension */
- if ( extensions_to_enable == NULL ) {
- /* Map the static functions. Together with those mapped by remap
- * table, this should cover everything mesa core knows.
- */
- _mesa_map_static_functions();
- return;
- }
-
- for ( i = 0 ; extensions_to_enable[i].name != NULL ; i++ ) {
- driInitSingleExtension( ctx, & extensions_to_enable[i] );
- }
-}
-
-
-
-
-/**
- * Enable and map functions for a single extension
- *
- * \param ctx Context where extension is to be enabled.
- * \param ext Extension that is to be enabled.
- *
- * \sa driInitExtensions, _mesa_enable_extension, _mesa_map_function_array
- */
-void driInitSingleExtension( GLcontext * ctx,
- const struct dri_extension * ext )
-{
- if ( ext->functions != NULL ) {
- _mesa_map_function_array(ext->functions);
- }
-
- if ( ctx != NULL ) {
- _mesa_enable_extension( ctx, ext->name );
- }
-}
-
-
-/**
- * Utility function used by drivers to test the verions of other components.
- *
- * \param driver_name Name of the driver. Used in error messages.
- * \param driActual Actual DRI version supplied __driCreateNewScreen.
- * \param driExpected Minimum DRI version required by the driver.
- * \param ddxActual Actual DDX version supplied __driCreateNewScreen.
- * \param ddxExpected Minimum DDX minor and range of DDX major version required by the driver.
- * \param drmActual Actual DRM version supplied __driCreateNewScreen.
- * \param drmExpected Minimum DRM version required by the driver.
- *
- * \returns \c GL_TRUE if all version requirements are met. Otherwise,
- * \c GL_FALSE is returned.
- *
- * \sa __driCreateNewScreen, driCheckDriDdxDrmVersions2
- *
- * \todo
- * Now that the old \c driCheckDriDdxDrmVersions function is gone, this
- * function and \c driCheckDriDdxDrmVersions2 should be renamed.
- */
-GLboolean
-driCheckDriDdxDrmVersions3(const char * driver_name,
- const __DRIversion * driActual,
- const __DRIversion * driExpected,
- const __DRIversion * ddxActual,
- const __DRIutilversion2 * ddxExpected,
- const __DRIversion * drmActual,
- const __DRIversion * drmExpected)
-{
- static const char format[] = "%s DRI driver expected %s version %d.%d.x "
- "but got version %d.%d.%d\n";
- static const char format2[] = "%s DRI driver expected %s version %d-%d.%d.x "
- "but got version %d.%d.%d\n";
-
-
- /* Check the DRI version */
- if ( (driActual->major != driExpected->major)
- || (driActual->minor < driExpected->minor) ) {
- fprintf(stderr, format, driver_name, "DRI",
- driExpected->major, driExpected->minor,
- driActual->major, driActual->minor, driActual->patch);
- return GL_FALSE;
- }
-
- /* Check that the DDX driver version is compatible */
- if ( (ddxActual->major < ddxExpected->major_min)
- || (ddxActual->major > ddxExpected->major_max)
- || (ddxActual->minor < ddxExpected->minor) ) {
- fprintf(stderr, format2, driver_name, "DDX",
- ddxExpected->major_min, ddxExpected->major_max, ddxExpected->minor,
- ddxActual->major, ddxActual->minor, ddxActual->patch);
- return GL_FALSE;
- }
-
- /* Check that the DRM driver version is compatible */
- if ( (drmActual->major != drmExpected->major)
- || (drmActual->minor < drmExpected->minor) ) {
- fprintf(stderr, format, driver_name, "DRM",
- drmExpected->major, drmExpected->minor,
- drmActual->major, drmActual->minor, drmActual->patch);
- return GL_FALSE;
- }
-
- return GL_TRUE;
-}
-
-GLboolean
-driCheckDriDdxDrmVersions2(const char * driver_name,
- const __DRIversion * driActual,
- const __DRIversion * driExpected,
- const __DRIversion * ddxActual,
- const __DRIversion * ddxExpected,
- const __DRIversion * drmActual,
- const __DRIversion * drmExpected)
-{
- __DRIutilversion2 ddx_expected;
- ddx_expected.major_min = ddxExpected->major;
- ddx_expected.major_max = ddxExpected->major;
- ddx_expected.minor = ddxExpected->minor;
- ddx_expected.patch = ddxExpected->patch;
- return driCheckDriDdxDrmVersions3(driver_name, driActual,
- driExpected, ddxActual, & ddx_expected,
- drmActual, drmExpected);
-}
-
-GLboolean driClipRectToFramebuffer( const GLframebuffer *buffer,
- GLint *x, GLint *y,
- GLsizei *width, GLsizei *height )
-{
- /* left clipping */
- if (*x < buffer->_Xmin) {
- *width -= (buffer->_Xmin - *x);
- *x = buffer->_Xmin;
- }
-
- /* right clipping */
- if (*x + *width > buffer->_Xmax)
- *width -= (*x + *width - buffer->_Xmax - 1);
-
- if (*width <= 0)
- return GL_FALSE;
-
- /* bottom clipping */
- if (*y < buffer->_Ymin) {
- *height -= (buffer->_Ymin - *y);
- *y = buffer->_Ymin;
- }
-
- /* top clipping */
- if (*y + *height > buffer->_Ymax)
- *height -= (*y + *height - buffer->_Ymax - 1);
-
- if (*height <= 0)
- return GL_FALSE;
-
- return GL_TRUE;
-}
-
/**
- * Creates a set of \c __GLcontextModes that a driver will expose.
+ * Creates a set of \c struct gl_config that a driver will expose.
*
- * A set of \c __GLcontextModes will be created based on the supplied
+ * A set of \c struct gl_config will be created based on the supplied
* parameters. The number of modes processed will be 2 *
* \c num_depth_stencil_bits * \c num_db_modes.
*
* For the most part, data is just copied from \c depth_bits, \c stencil_bits,
- * \c db_modes, and \c visType into each \c __GLcontextModes element.
+ * \c db_modes, and \c visType into each \c struct gl_config element.
* However, the meanings of \c fb_format and \c fb_type require further
* explanation. The \c fb_format specifies which color components are in
* each pixel and what the default order is. For example, \c GL_RGB specifies
*
* One sublte issue is the combination of \c GL_RGB or \c GL_BGR and either
* of the \c GL_UNSIGNED_INT_8_8_8_8 modes. The resulting mask values in the
- * \c __GLcontextModes structure is \b identical to the \c GL_RGBA or
+ * \c struct gl_config structure is \b identical to the \c GL_RGBA or
* \c GL_BGRA case, except the \c alphaMask is zero. This means that, as
* far as this routine is concerned, \c GL_RGB with \c GL_UNSIGNED_INT_8_8_8_8
* still uses 32-bits.
* If in doubt, look at the tables used in the function.
*
* \param ptr_to_modes Pointer to a pointer to a linked list of
- * \c __GLcontextModes. Upon completion, a pointer to
+ * \c struct gl_config. Upon completion, a pointer to
* the next element to be process will be stored here.
* If the function fails and returns \c GL_FALSE, this
* value will be unmodified, but some elements in the
* linked list may be modified.
- * \param fb_format Format of the framebuffer. Currently only \c GL_RGB,
- * \c GL_RGBA, \c GL_BGR, and \c GL_BGRA are supported.
- * \param fb_type Type of the pixels in the framebuffer. Currently only
- * \c GL_UNSIGNED_SHORT_5_6_5,
- * \c GL_UNSIGNED_SHORT_5_6_5_REV,
- * \c GL_UNSIGNED_INT_8_8_8_8, and
- * \c GL_UNSIGNED_INT_8_8_8_8_REV are supported.
+ * \param format Mesa mesa_format enum describing the pixel format
* \param depth_bits Array of depth buffer sizes to be exposed.
* \param stencil_bits Array of stencil buffer sizes to be exposed.
* \param num_depth_stencil_bits Number of entries in both \c depth_bits and
* \c GLX_DIRECT_COLOR.
*
* \returns
- * \c GL_TRUE on success or \c GL_FALSE on failure. Currently the only
- * cause of failure is a bad parameter (i.e., unsupported \c fb_format or
- * \c fb_type).
- *
- * \todo
- * There is currently no way to support packed RGB modes (i.e., modes with
- * exactly 3 bytes per pixel) or floating-point modes. This could probably
- * be done by creating some new, private enums with clever names likes
- * \c GL_UNSIGNED_3BYTE_8_8_8, \c GL_4FLOAT_32_32_32_32,
- * \c GL_4HALF_16_16_16_16, etc. We can cross that bridge when we come to it.
+ * Pointer to any array of pointers to the \c __DRIconfig structures created
+ * for the specified formats. If there is an error, \c NULL is returned.
+ * Currently the only cause of failure is a bad parameter (i.e., unsupported
+ * \c format).
*/
__DRIconfig **
-driCreateConfigs(GLenum fb_format, GLenum fb_type,
+driCreateConfigs(mesa_format format,
const uint8_t * depth_bits, const uint8_t * stencil_bits,
unsigned num_depth_stencil_bits,
const GLenum * db_modes, unsigned num_db_modes,
const uint8_t * msaa_samples, unsigned num_msaa_modes,
GLboolean enable_accum)
{
- static const uint8_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 */
- };
-
- static const uint32_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 */
- { 0x000000FF, 0x0000FF00, 0x00FF0000, 0x00000000 } /* 8_8_8_8_REV */
- };
-
- static const uint32_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 */
- { 0x000000FF, 0x0000FF00, 0x00FF0000, 0xFF000000 }, /* 8_8_8_8_REV */
+ static const uint32_t masks_table[][4] = {
+ /* MESA_FORMAT_B5G6R5_UNORM */
+ { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 },
+ /* MESA_FORMAT_B8G8R8X8_UNORM */
+ { 0x00FF0000, 0x0000FF00, 0x000000FF, 0x00000000 },
+ /* MESA_FORMAT_B8G8R8A8_UNORM */
+ { 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000 },
+ /* MESA_FORMAT_B10G10R10X2_UNORM */
+ { 0x3FF00000, 0x000FFC00, 0x000003FF, 0x00000000 },
+ /* MESA_FORMAT_B10G10R10A2_UNORM */
+ { 0x3FF00000, 0x000FFC00, 0x000003FF, 0xC0000000 },
};
- static const uint32_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 */
- { 0x00FF0000, 0x0000FF00, 0x000000FF, 0x00000000 }, /* 8_8_8_8_REV */
- };
-
- static const uint32_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 */
- { 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000 }, /* 8_8_8_8_REV */
- };
-
- static const uint8_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 uint8_t * bits;
const uint32_t * masks;
- int index;
__DRIconfig **configs, **c;
- __GLcontextModes *modes;
+ struct gl_config *modes;
unsigned i, j, k, h;
unsigned num_modes;
unsigned num_accum_bits = (enable_accum) ? 2 : 1;
-
- 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;
- }
-
-
- /* Valid types are GL_UNSIGNED_SHORT_5_6_5 and GL_UNSIGNED_INT_8_8_8_8 and
- * the _REV versions.
- *
- * Valid formats are GL_RGBA, GL_RGB, and GL_BGRA.
- */
-
- switch ( fb_format ) {
- case GL_RGB:
- masks = masks_table_rgb[ index ];
- break;
-
- case GL_RGBA:
- masks = masks_table_rgba[ index ];
- break;
-
- case GL_BGR:
- masks = masks_table_bgr[ index ];
- break;
-
- case GL_BGRA:
- masks = masks_table_bgra[ index ];
- break;
-
- default:
- fprintf( stderr, "[%s:%u] Unknown framebuffer format 0x%04x.\n",
- __FUNCTION__, __LINE__, fb_format );
- return NULL;
+ int red_bits;
+ int green_bits;
+ int blue_bits;
+ int alpha_bits;
+ bool is_srgb;
+
+ switch (format) {
+ case MESA_FORMAT_B5G6R5_UNORM:
+ masks = masks_table[0];
+ break;
+ case MESA_FORMAT_B8G8R8X8_UNORM:
+ case MESA_FORMAT_B8G8R8X8_SRGB:
+ masks = masks_table[1];
+ break;
+ case MESA_FORMAT_B8G8R8A8_UNORM:
+ case MESA_FORMAT_B8G8R8A8_SRGB:
+ masks = masks_table[2];
+ break;
+ case MESA_FORMAT_B10G10R10X2_UNORM:
+ masks = masks_table[3];
+ break;
+ case MESA_FORMAT_B10G10R10A2_UNORM:
+ masks = masks_table[4];
+ break;
+ default:
+ fprintf(stderr, "[%s:%u] Unknown framebuffer type %s (%d).\n",
+ __func__, __LINE__,
+ _mesa_get_format_name(format), 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;
- }
+ red_bits = _mesa_get_format_bits(format, GL_RED_BITS);
+ green_bits = _mesa_get_format_bits(format, GL_GREEN_BITS);
+ blue_bits = _mesa_get_format_bits(format, GL_BLUE_BITS);
+ alpha_bits = _mesa_get_format_bits(format, GL_ALPHA_BITS);
+ is_srgb = _mesa_get_format_color_encoding(format) == GL_SRGB;
num_modes = num_depth_stencil_bits * num_db_modes * num_accum_bits * num_msaa_modes;
- configs = calloc(1, (num_modes + 1) * sizeof *configs);
+ configs = calloc(num_modes + 1, sizeof *configs);
if (configs == NULL)
return NULL;
c++;
memset(modes, 0, sizeof *modes);
- modes->redBits = bits[0];
- modes->greenBits = bits[1];
- modes->blueBits = bits[2];
- modes->alphaBits = bits[3];
+ modes->redBits = red_bits;
+ modes->greenBits = green_bits;
+ modes->blueBits = blue_bits;
+ modes->alphaBits = alpha_bits;
modes->redMask = masks[0];
modes->greenMask = masks[1];
modes->blueMask = masks[2];
modes->transparentBlue = GLX_DONT_CARE;
modes->transparentAlpha = GLX_DONT_CARE;
modes->transparentIndex = GLX_DONT_CARE;
- modes->visualType = GLX_DONT_CARE;
- modes->renderType = GLX_RGBA_BIT;
- modes->drawableType = GLX_WINDOW_BIT;
modes->rgbMode = GL_TRUE;
if ( db_modes[i] == GLX_NONE ) {
__DRI_ATTRIB_TEXTURE_1D_BIT |
__DRI_ATTRIB_TEXTURE_2D_BIT |
__DRI_ATTRIB_TEXTURE_RECTANGLE_BIT;
+
+ modes->yInverted = GL_TRUE;
+ modes->sRGBCapable = is_srgb;
}
}
}
__DRIconfig **all;
int i, j, index;
+ if (a == NULL || a[0] == NULL)
+ return b;
+ else if (b == NULL || b[0] == NULL)
+ return a;
+
i = 0;
while (a[i] != NULL)
i++;
}
#define __ATTRIB(attrib, field) \
- { attrib, offsetof(__GLcontextModes, field) }
+ { attrib, offsetof(struct gl_config, field) }
static const struct { unsigned int attrib, offset; } attribMap[] = {
__ATTRIB(__DRI_ATTRIB_BUFFER_SIZE, rgbBits),
__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_BIND_TO_MIPMAP_TEXTURE, bindToMipmapTexture),
__ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS, bindToTextureTargets),
__ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted),
+ __ATTRIB(__DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE, sRGBCapable),
/* The struct field doesn't matter here, these are handled by the
* switch in driGetConfigAttribIndex. We need them in the array
__ATTRIB(__DRI_ATTRIB_SWAP_METHOD, level)
};
-#define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0]))
+/**
+ * Return the value of a configuration attribute. The attribute is
+ * indicated by the index.
+ */
static int
driGetConfigAttribIndex(const __DRIconfig *config,
unsigned int index, unsigned int *value)
{
switch (attribMap[index].attrib) {
case __DRI_ATTRIB_RENDER_TYPE:
+ /* no support for color index mode */
*value = __DRI_ATTRIB_RGBA_BIT;
break;
case __DRI_ATTRIB_CONFIG_CAVEAT:
*value = 0;
break;
case __DRI_ATTRIB_SWAP_METHOD:
+ /* XXX no return value??? */
break;
- case __DRI_ATTRIB_FLOAT_MODE:
- *value = config->modes.floatMode;
- break;
-
default:
+ /* any other int-sized field */
*value = *(unsigned int *)
((char *) &config->modes + attribMap[index].offset);
return GL_TRUE;
}
+
+/**
+ * Get the value of a configuration attribute.
+ * \param attrib the attribute (one of the _DRI_ATTRIB_x tokens)
+ * \param value returns the attribute's value
+ * \return 1 for success, 0 for failure
+ */
int
driGetConfigAttrib(const __DRIconfig *config,
unsigned int attrib, unsigned int *value)
{
- int i;
+ unsigned i;
for (i = 0; i < ARRAY_SIZE(attribMap); i++)
if (attribMap[i].attrib == attrib)
return GL_FALSE;
}
+
+/**
+ * Get a configuration attribute name and value, given an index.
+ * \param index which field of the __DRIconfig to query
+ * \param attrib returns the attribute name (one of the _DRI_ATTRIB_x tokens)
+ * \param value returns the attribute's value
+ * \return 1 for success, 0 for failure
+ */
int
driIndexConfigAttrib(const __DRIconfig *config, int index,
unsigned int *attrib, unsigned int *value)
return GL_FALSE;
}
+
+/**
+ * Implement queries for values that are common across all Mesa drivers
+ *
+ * Currently only the following queries are supported by this function:
+ *
+ * - \c __DRI2_RENDERER_VERSION
+ * - \c __DRI2_RENDERER_PREFERRED_PROFILE
+ * - \c __DRI2_RENDERER_OPENGL_CORE_PROFILE_VERSION
+ * - \c __DRI2_RENDERER_OPENGL_COMPATIBLITY_PROFILE_VERSION
+ * - \c __DRI2_RENDERER_ES_PROFILE_VERSION
+ * - \c __DRI2_RENDERER_ES2_PROFILE_VERSION
+ *
+ * \returns
+ * Zero if a recognized value of \c param is supplied, -1 otherwise.
+ */
+int
+driQueryRendererIntegerCommon(__DRIscreen *psp, int param, unsigned int *value)
+{
+ switch (param) {
+ case __DRI2_RENDERER_VERSION: {
+ static const char *const ver = PACKAGE_VERSION;
+ char *endptr;
+ int v[3];
+
+ v[0] = strtol(ver, &endptr, 10);
+ assert(endptr[0] == '.');
+ if (endptr[0] != '.')
+ return -1;
+
+ v[1] = strtol(endptr + 1, &endptr, 10);
+ assert(endptr[0] == '.');
+ if (endptr[0] != '.')
+ return -1;
+
+ v[2] = strtol(endptr + 1, &endptr, 10);
+
+ value[0] = v[0];
+ value[1] = v[1];
+ value[2] = v[2];
+ return 0;
+ }
+ case __DRI2_RENDERER_PREFERRED_PROFILE:
+ value[0] = (psp->max_gl_core_version != 0)
+ ? (1U << __DRI_API_OPENGL_CORE) : (1U << __DRI_API_OPENGL);
+ return 0;
+ case __DRI2_RENDERER_OPENGL_CORE_PROFILE_VERSION:
+ value[0] = psp->max_gl_core_version / 10;
+ value[1] = psp->max_gl_core_version % 10;
+ return 0;
+ case __DRI2_RENDERER_OPENGL_COMPATIBILITY_PROFILE_VERSION:
+ value[0] = psp->max_gl_compat_version / 10;
+ value[1] = psp->max_gl_compat_version % 10;
+ return 0;
+ case __DRI2_RENDERER_OPENGL_ES_PROFILE_VERSION:
+ value[0] = psp->max_gl_es1_version / 10;
+ value[1] = psp->max_gl_es1_version % 10;
+ return 0;
+ case __DRI2_RENDERER_OPENGL_ES2_PROFILE_VERSION:
+ value[0] = psp->max_gl_es2_version / 10;
+ value[1] = psp->max_gl_es2_version % 10;
+ return 0;
+ default:
+ break;
+ }
+
+ return -1;
+}