diff options
Diffstat (limited to 'src/gallium/state_trackers/dri')
| -rw-r--r-- | src/gallium/state_trackers/dri/common/dri_screen.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/src/gallium/state_trackers/dri/common/dri_screen.c b/src/gallium/state_trackers/dri/common/dri_screen.c index 24efbde2017..406e550e58e 100644 --- a/src/gallium/state_trackers/dri/common/dri_screen.c +++ b/src/gallium/state_trackers/dri/common/dri_screen.c @@ -41,6 +41,8 @@ #include "util/u_debug.h" +#define MSAA_VISUAL_MAX_SAMPLES 8 + PUBLIC const char __driConfigOptions[] = DRI_CONF_BEGIN DRI_CONF_SECTION_PERFORMANCE @@ -72,10 +74,10 @@ dri_fill_in_modes(struct dri_screen *screen, __DRIconfig **configs_x8r8g8b8 = NULL; uint8_t depth_bits_array[5]; uint8_t stencil_bits_array[5]; - uint8_t msaa_samples_array[5]; + uint8_t msaa_samples_array[MSAA_VISUAL_MAX_SAMPLES]; unsigned depth_buffer_factor; unsigned back_buffer_factor; - unsigned msaa_samples_factor; + unsigned msaa_samples_factor, msaa_samples_max; unsigned i; struct pipe_screen *p_screen = screen->base.screen; boolean pf_r5g6b5, pf_a8r8g8b8, pf_x8r8g8b8; @@ -89,6 +91,9 @@ dri_fill_in_modes(struct dri_screen *screen, stencil_bits_array[0] = 0; depth_buffer_factor = 1; + msaa_samples_max = (screen->st_api->feature_mask & ST_API_FEATURE_MS_VISUALS) + ? MSAA_VISUAL_MAX_SAMPLES : 1; + pf_x8z24 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24X8_UNORM, PIPE_TEXTURE_2D, 0, PIPE_BIND_DEPTH_STENCIL); @@ -146,14 +151,16 @@ dri_fill_in_modes(struct dri_screen *screen, msaa_samples_array[0] = 0; back_buffer_factor = 3; - /* also test color for msaa 2/4/6/8 - just assume it'll work for all depth buffers */ + /* Also test for color multisample support - just assume it'll work + * for all depth buffers. + */ if (pf_r5g6b5) { msaa_samples_factor = 1; - for (i = 1; i < 5; i++) { + for (i = 2; i <= msaa_samples_max; i++) { if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_B5G6R5_UNORM, - PIPE_TEXTURE_2D, i*2, + PIPE_TEXTURE_2D, i, PIPE_BIND_RENDER_TARGET)) { - msaa_samples_array[msaa_samples_factor] = i * 2; + msaa_samples_array[msaa_samples_factor] = i; msaa_samples_factor++; } } @@ -168,11 +175,11 @@ dri_fill_in_modes(struct dri_screen *screen, if (pf_a8r8g8b8) { msaa_samples_factor = 1; - for (i = 1; i < 5; i++) { + for (i = 2; i <= msaa_samples_max; i++) { if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_B8G8R8A8_UNORM, - PIPE_TEXTURE_2D, i*2, + PIPE_TEXTURE_2D, i, PIPE_BIND_RENDER_TARGET)) { - msaa_samples_array[msaa_samples_factor] = i * 2; + msaa_samples_array[msaa_samples_factor] = i; msaa_samples_factor++; } } @@ -190,11 +197,11 @@ dri_fill_in_modes(struct dri_screen *screen, if (pf_x8r8g8b8) { msaa_samples_factor = 1; - for (i = 1; i < 5; i++) { + for (i = 2; i <= msaa_samples_max; i++) { if (p_screen->is_format_supported(p_screen, PIPE_FORMAT_B8G8R8X8_UNORM, - PIPE_TEXTURE_2D, i*2, + PIPE_TEXTURE_2D, i, PIPE_BIND_RENDER_TARGET)) { - msaa_samples_array[msaa_samples_factor] = i * 2; + msaa_samples_array[msaa_samples_factor] = i; msaa_samples_factor++; } } |