From: Eric Anholt Date: Thu, 18 Apr 2013 16:20:55 +0000 (-0700) Subject: mesa: Make a Mesa core function for sRGB render encoding handling. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e34c857639380303a43146a50cdd724774f59a2f;p=mesa.git mesa: Make a Mesa core function for sRGB render encoding handling. v2: const-qualify ctx, and add a comment about the function (recommended by Brian and Kenneth). Reviewed-by: Brian Paul Reviewed-by: Kenneth Graunke (v1) --- diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c index f1976391b1a..ee2c9f17c1e 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c @@ -31,6 +31,7 @@ #include "main/context.h" +#include "main/blend.h" #include "main/mtypes.h" #include "main/samplerobj.h" #include "program/prog_parameter.h" @@ -1229,7 +1230,8 @@ brw_update_renderbuffer_surface(struct brw_context *brw, uint32_t *surf; uint32_t tile_x, tile_y; uint32_t format = 0; - gl_format rb_format = intel_rb_format(irb); + /* _NEW_BUFFERS */ + gl_format rb_format = _mesa_get_render_format(ctx, intel_rb_format(irb)); if (irb->tex_image && !brw->has_surface_tile_offset) { intel_renderbuffer_tile_offsets(irb, &tile_x, &tile_y); @@ -1251,25 +1253,10 @@ brw_update_renderbuffer_surface(struct brw_context *brw, surf = brw_state_batch(brw, AUB_TRACE_SURFACE_STATE, 6 * 4, 32, &brw->wm.surf_offset[unit]); - switch (rb_format) { - case MESA_FORMAT_SARGB8: - /* _NEW_BUFFERS - * - * Without GL_EXT_framebuffer_sRGB we shouldn't bind sRGB surfaces to the - * blend/update as sRGB. - */ - if (ctx->Color.sRGBEnabled) - format = brw_format_for_mesa_format(rb_format); - else - format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM; - break; - default: - format = brw->render_target_format[rb_format]; - if (unlikely(!brw->format_supported_as_render_target[rb_format])) { - _mesa_problem(ctx, "%s: renderbuffer format %s unsupported\n", - __FUNCTION__, _mesa_get_format_name(rb_format)); - } - break; + format = brw->render_target_format[rb_format]; + if (unlikely(!brw->format_supported_as_render_target[rb_format])) { + _mesa_problem(ctx, "%s: renderbuffer format %s unsupported\n", + __FUNCTION__, _mesa_get_format_name(rb_format)); } surf[0] = (BRW_SURFACE_2D << BRW_SURFACE_TYPE_SHIFT | diff --git a/src/mesa/drivers/dri/i965/gen7_wm_surface_state.c b/src/mesa/drivers/dri/i965/gen7_wm_surface_state.c index 761ceb07d12..435f9dc0041 100644 --- a/src/mesa/drivers/dri/i965/gen7_wm_surface_state.c +++ b/src/mesa/drivers/dri/i965/gen7_wm_surface_state.c @@ -21,6 +21,7 @@ * IN THE SOFTWARE. */ #include "main/mtypes.h" +#include "main/blend.h" #include "main/samplerobj.h" #include "program/prog_parameter.h" @@ -529,7 +530,8 @@ gen7_update_renderbuffer_surface(struct brw_context *brw, struct intel_region *region = irb->mt->region; uint32_t tile_x, tile_y; uint32_t format; - gl_format rb_format = intel_rb_format(irb); + /* _NEW_BUFFERS */ + gl_format rb_format = _mesa_get_render_format(ctx, intel_rb_format(irb)); uint32_t *surf = brw_state_batch(brw, AUB_TRACE_SURFACE_STATE, 8 * 4, 32, &brw->wm.surf_offset[unit]); @@ -538,26 +540,11 @@ gen7_update_renderbuffer_surface(struct brw_context *brw, /* Render targets can't use IMS layout */ assert(irb->mt->msaa_layout != INTEL_MSAA_LAYOUT_IMS); - switch (rb_format) { - case MESA_FORMAT_SARGB8: - /* _NEW_BUFFERS - * - * Without GL_EXT_framebuffer_sRGB we shouldn't bind sRGB surfaces to the - * blend/update as sRGB. - */ - if (ctx->Color.sRGBEnabled) - format = brw_format_for_mesa_format(rb_format); - else - format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM; - break; - default: - assert(brw_render_target_supported(intel, rb)); - format = brw->render_target_format[rb_format]; - if (unlikely(!brw->format_supported_as_render_target[rb_format])) { - _mesa_problem(ctx, "%s: renderbuffer format %s unsupported\n", - __FUNCTION__, _mesa_get_format_name(rb_format)); - } - break; + assert(brw_render_target_supported(intel, rb)); + format = brw->render_target_format[rb_format]; + if (unlikely(!brw->format_supported_as_render_target[rb_format])) { + _mesa_problem(ctx, "%s: renderbuffer format %s unsupported\n", + __FUNCTION__, _mesa_get_format_name(rb_format)); } surf[0] = BRW_SURFACE_2D << BRW_SURFACE_TYPE_SHIFT | diff --git a/src/mesa/main/blend.c b/src/mesa/main/blend.c index 7413b156233..0c28352b236 100644 --- a/src/mesa/main/blend.c +++ b/src/mesa/main/blend.c @@ -856,6 +856,23 @@ _mesa_update_clamp_vertex_color(struct gl_context *ctx) ctx->Light._ClampVertexColor = _mesa_get_clamp_vertex_color(ctx); } +/** + * Returns an appropriate gl_format for color rendering based on the + * GL_FRAMEBUFFER_SRGB state. + * + * Some drivers implement GL_FRAMEBUFFER_SRGB using a flag on the blend state + * (which GL_FRAMEBUFFER_SRGB maps to reasonably), but some have to do so by + * overriding the format of the surface. This is a helper for doing the + * surface format override variant. + */ +gl_format +_mesa_get_render_format(const struct gl_context *ctx, gl_format format) +{ + if (ctx->Color.sRGBEnabled) + return format; + else + return _mesa_get_srgb_format_linear(format); +} /**********************************************************************/ /** \name Initialization */ diff --git a/src/mesa/main/blend.h b/src/mesa/main/blend.h index 5b7a0259102..b43b3ccb315 100644 --- a/src/mesa/main/blend.h +++ b/src/mesa/main/blend.h @@ -35,6 +35,7 @@ #include "glheader.h" +#include "formats.h" struct gl_context; @@ -115,6 +116,9 @@ _mesa_update_clamp_fragment_color(struct gl_context *ctx); extern void _mesa_update_clamp_vertex_color(struct gl_context *ctx); +extern gl_format +_mesa_get_render_format(const struct gl_context *ctx, gl_format format); + extern void _mesa_init_color( struct gl_context * ctx );