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Merge branch 'mesa_7_5_branch'
[mesa.git] / src / gallium / state_trackers / dri / dri_screen.c
diff --git a/src/gallium/state_trackers/dri/dri_screen.c b/src/gallium/state_trackers/dri/dri_screen.c
index c36bfe30ff81440fead92d0fb4fc509ff91e28ff..884b6d50111d38d7b999ff1654955c7162b2cd1a 100644 (file)
--- a/src/gallium/state_trackers/dri/dri_screen.c
+++ b/src/gallium/state_trackers/dri/dri_screen.c
@@ -57,12 +57,19 @@ PUBLIC const char __driConfigOptions[] =
 
    const uint __driNConfigOptions = 3;
 
+static const __DRItexBufferExtension dri2TexBufferExtension = {
+    { __DRI_TEX_BUFFER, __DRI_TEX_BUFFER_VERSION },
+   dri2_set_tex_buffer,
+   dri2_set_tex_buffer2,
+};
+
    static const __DRIextension *dri_screen_extensions[] = {
       &driReadDrawableExtension,
       &driCopySubBufferExtension.base,
       &driSwapControlExtension.base,
       &driFrameTrackingExtension.base,
       &driMediaStreamCounterExtension.base,
+      &dri2TexBufferExtension.base,
       NULL
    };
 
@@ -72,17 +79,17 @@ static const __DRIconfig **
 dri_fill_in_modes(struct dri_screen *screen,
                  unsigned pixel_bits)
 {
-   __DRIconfig **configs;
+   __DRIconfig **configs = NULL;
    unsigned num_modes;
-   uint8_t depth_bits_array[4];
-   uint8_t stencil_bits_array[4];
+   uint8_t depth_bits_array[5];
+   uint8_t stencil_bits_array[5];
    uint8_t msaa_samples_array[1];
    unsigned depth_buffer_factor;
    unsigned back_buffer_factor;
    unsigned msaa_samples_factor;
-   GLenum fb_format;
-   GLenum fb_type;
    struct pipe_screen *p_screen = screen->pipe_screen;
+   boolean pf_r5g6b5, pf_a8r8g8b8, pf_x8r8g8b8;
+   boolean pf_z16, pf_x8z24, pf_z24x8, pf_s8z24, pf_z24s8, pf_z32;
 
    static const GLenum back_buffer_modes[] = {
       GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
@@ -92,39 +99,51 @@ dri_fill_in_modes(struct dri_screen *screen,
    stencil_bits_array[0] = 0;
    depth_buffer_factor = 1;
 
-   if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z16_UNORM,
-                                    PIPE_TEXTURE_2D,
-                                    PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0)) {
+   pf_z16 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z16_UNORM,
+                                         PIPE_TEXTURE_2D,
+                                         PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
+   pf_z32 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z32_UNORM,
+                                         PIPE_TEXTURE_2D,
+                                         PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
+   pf_x8z24 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_X8Z24_UNORM,
+                                           PIPE_TEXTURE_2D,
+                                           PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
+   pf_z24x8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24X8_UNORM,
+                                           PIPE_TEXTURE_2D,
+                                           PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
+   pf_s8z24 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_S8Z24_UNORM,
+                                           PIPE_TEXTURE_2D,
+                                           PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
+   pf_z24s8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24S8_UNORM,
+                                           PIPE_TEXTURE_2D,
+                                           PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
+   pf_r5g6b5 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_R5G6B5_UNORM,
+                                            PIPE_TEXTURE_2D,
+                                            PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
+   pf_a8r8g8b8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_A8R8G8B8_UNORM,
+                                              PIPE_TEXTURE_2D,
+                                              PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
+   pf_x8r8g8b8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_X8R8G8B8_UNORM,
+                                              PIPE_TEXTURE_2D,
+                                              PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
+
+   if (pf_z16) {
       depth_bits_array[depth_buffer_factor] = 16;
       stencil_bits_array[depth_buffer_factor++] = 0;
    }
-   if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_X8Z24_UNORM,
-                                    PIPE_TEXTURE_2D,
-                                    PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0)) {
-      depth_bits_array[depth_buffer_factor] = 24;
-      stencil_bits_array[depth_buffer_factor++] = 0;
-      screen->d_depth_bits_last = TRUE;
-   } else if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24X8_UNORM,
-                                           PIPE_TEXTURE_2D,
-                                           PIPE_TEXTURE_USAGE_DEPTH_STENCIL,
-                                           0)) {
+   if (pf_x8z24 || pf_z24x8) {
       depth_bits_array[depth_buffer_factor] = 24;
       stencil_bits_array[depth_buffer_factor++] = 0;
-      screen->d_depth_bits_last = FALSE;
+      screen->d_depth_bits_last = pf_x8z24;
    }
-   if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24S8_UNORM,
-                                    PIPE_TEXTURE_2D,
-                                    PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0)) {
+   if (pf_s8z24 || pf_z24s8) {
       depth_bits_array[depth_buffer_factor] = 24;
       stencil_bits_array[depth_buffer_factor++] = 8;
-      screen->sd_depth_bits_last = FALSE;
-   } else if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24S8_UNORM,
-                                           PIPE_TEXTURE_2D,
-                                           PIPE_TEXTURE_USAGE_DEPTH_STENCIL,
-                                           0)) {
-      depth_bits_array[depth_buffer_factor] = 24;
-      stencil_bits_array[depth_buffer_factor++] = 8;
-      screen->sd_depth_bits_last = TRUE;
+      screen->sd_depth_bits_last = pf_s8z24;
+   }
+   if (pf_z32) {
+      depth_bits_array[depth_buffer_factor] = 32;
+      stencil_bits_array[depth_buffer_factor++] = 0;
    }
 
    msaa_samples_array[0] = 0;
@@ -134,29 +153,43 @@ dri_fill_in_modes(struct dri_screen *screen,
    num_modes =
       depth_buffer_factor * back_buffer_factor * msaa_samples_factor * 4;
 
-   if (pixel_bits == 16) {
-      if (!p_screen->is_format_supported(p_screen,
-                                        PIPE_FORMAT_R5G6B5_UNORM,
-                                        PIPE_TEXTURE_2D,
-                                        PIPE_TEXTURE_USAGE_RENDER_TARGET, 0))
-        return NULL;
-      fb_format = GL_RGB;
-      fb_type = GL_UNSIGNED_SHORT_5_6_5;
+   if (pixel_bits == 16 && pf_r5g6b5) {
+      configs = driCreateConfigs(GL_RGB, GL_UNSIGNED_SHORT_5_6_5,
+                                depth_bits_array, stencil_bits_array,
+                                depth_buffer_factor, back_buffer_modes,
+                                back_buffer_factor,
+                                msaa_samples_array, 1);
    } else {
-      if (!p_screen->is_format_supported(p_screen,
-                                        PIPE_FORMAT_A8R8G8B8_UNORM,
-                                        PIPE_TEXTURE_2D,
-                                        PIPE_TEXTURE_USAGE_RENDER_TARGET, 0))
-        return NULL;
-      fb_format = GL_BGRA;
-      fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
+      __DRIconfig **configs_a8r8g8b8 = NULL;
+      __DRIconfig **configs_x8r8g8b8 = NULL;
+
+      if (pf_a8r8g8b8)
+        configs_a8r8g8b8 = driCreateConfigs(GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV,
+                                            depth_bits_array,
+                                            stencil_bits_array,
+                                            depth_buffer_factor,
+                                            back_buffer_modes,
+                                            back_buffer_factor,
+                                            msaa_samples_array, 1);
+      if (pf_x8r8g8b8)
+        configs_x8r8g8b8 = driCreateConfigs(GL_BGR, GL_UNSIGNED_INT_8_8_8_8_REV,
+                                            depth_bits_array,
+                                            stencil_bits_array,
+                                            depth_buffer_factor,
+                                            back_buffer_modes,
+                                            back_buffer_factor,
+                                            msaa_samples_array, 1);
+
+      if (configs_a8r8g8b8 && configs_x8r8g8b8)
+        configs = driConcatConfigs(configs_x8r8g8b8, configs_a8r8g8b8);
+      else if (configs_a8r8g8b8)
+        configs = configs_a8r8g8b8;
+      else if (configs_x8r8g8b8)
+        configs = configs_x8r8g8b8;
+      else
+        configs = NULL;
    }
 
-   configs = driCreateConfigs(fb_format, fb_type,
-                             depth_bits_array,
-                             stencil_bits_array, depth_buffer_factor,
-                             back_buffer_modes, back_buffer_factor,
-                             msaa_samples_array, msaa_samples_factor);
    if (configs == NULL) {
       debug_printf("%s: driCreateConfigs failed\n", __FUNCTION__);
       return NULL;
@@ -199,6 +232,7 @@ dri_init_screen(__DRIscreenPrivate * sPriv)
    if (!screen)
       return NULL;
 
+   screen->api = drm_api_create();
    screen->sPriv = sPriv;
    screen->fd = sPriv->fd;
    screen->drmLock = (drmLock *) & sPriv->pSAREA->lock;
@@ -216,7 +250,7 @@ dri_init_screen(__DRIscreenPrivate * sPriv)
    dri_copy_version(&arg.drm_version, &sPriv->drm_version);
    arg.api = NULL;
 
-   screen->pipe_screen = drm_api_hooks.create_screen(screen->fd, &arg.base);
+   screen->pipe_screen = screen->api->create_screen(screen->api, screen->fd, &arg.base);
 
    if (!screen->pipe_screen || !arg.api) {
       debug_printf("%s: failed to create dri1 screen\n", __FUNCTION__);
@@ -265,13 +299,14 @@ dri_init_screen2(__DRIscreenPrivate * sPriv)
    if (!screen)
       goto fail;
 
+   screen->api = drm_api_create();
    screen->sPriv = sPriv;
    screen->fd = sPriv->fd;
    sPriv->private = (void *)screen;
    sPriv->extensions = dri_screen_extensions;
    arg.mode = DRM_CREATE_NORMAL;
 
-   screen->pipe_screen = drm_api_hooks.create_screen(screen->fd, &arg);
+   screen->pipe_screen = screen->api->create_screen(screen->api, screen->fd, &arg);
    if (!screen->pipe_screen) {
       debug_printf("%s: failed to create pipe_screen\n", __FUNCTION__);
       goto fail;