X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fstate_tracker%2Fst_cb_fbo.c;h=0b0ad16eaaa98403ac9374abdb590269bbce36fe;hb=cdca3c58aa2d9549f5188910e2a77b438516714f;hp=cd718a31a145925712be1163d0d29352a448efb3;hpb=4c7001462607e6e99e474d6271dd481d3f8f201c;p=mesa.git

diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c
index cd718a31a14..0b0ad16eaaa 100644
--- a/src/mesa/state_tracker/st_cb_fbo.c
+++ b/src/mesa/state_tracker/st_cb_fbo.c
@@ -38,6 +38,7 @@
 #include "main/fbobject.h"
 #include "main/framebuffer.h"
 #include "main/macros.h"
+#include "main/mfeatures.h"
 #include "main/renderbuffer.h"
 
 #include "pipe/p_context.h"
@@ -61,7 +62,8 @@
  * during window resize.
  */
 static GLboolean
-st_renderbuffer_alloc_storage(struct gl_context * ctx, struct gl_renderbuffer *rb,
+st_renderbuffer_alloc_storage(struct gl_context * ctx,
+                              struct gl_renderbuffer *rb,
                               GLenum internalFormat,
                               GLuint width, GLuint height)
 {
@@ -75,7 +77,8 @@ st_renderbuffer_alloc_storage(struct gl_context * ctx, struct gl_renderbuffer *r
    if (strb->format != PIPE_FORMAT_NONE)
       format = strb->format;
    else
-      format = st_choose_renderbuffer_format(screen, internalFormat, rb->NumSamples);
+      format = st_choose_renderbuffer_format(screen, internalFormat,
+                                             rb->NumSamples);
       
    /* init renderbuffer fields */
    strb->Base.Width  = width;
@@ -387,7 +390,7 @@ st_render_texture(struct gl_context *ctx,
 
    /* new surface for rendering into the texture */
    memset(&surf_tmpl, 0, sizeof(surf_tmpl));
-   surf_tmpl.format = strb->texture->format;
+   surf_tmpl.format = ctx->Color.sRGBEnabled ? strb->texture->format : util_format_linear(strb->texture->format);
    surf_tmpl.usage = PIPE_BIND_RENDER_TARGET;
    surf_tmpl.u.tex.level = strb->rtt_level;
    surf_tmpl.u.tex.first_layer = strb->rtt_face + strb->rtt_slice;
@@ -445,11 +448,14 @@ st_finish_render_texture(struct gl_context *ctx,
  * Validate a renderbuffer attachment for a particular set of bindings.
  */
 static GLboolean
-st_validate_attachment(struct pipe_screen *screen,
+st_validate_attachment(struct gl_context *ctx,
+		       struct pipe_screen *screen,
 		       const struct gl_renderbuffer_attachment *att,
 		       unsigned bindings)
 {
    const struct st_texture_object *stObj = st_texture_object(att->Texture);
+   enum pipe_format format;
+   gl_format texFormat;
 
    /* Only validate texture attachments for now, since
     * st_renderbuffer_alloc_storage makes sure that
@@ -461,7 +467,20 @@ st_validate_attachment(struct pipe_screen *screen,
    if (!stObj)
       return GL_FALSE;
 
-   return screen->is_format_supported(screen, stObj->pt->format,
+   format = stObj->pt->format;
+   texFormat =
+      stObj->base.Image[att->CubeMapFace][att->TextureLevel]->TexFormat;
+
+   /* If the encoding is sRGB and sRGB rendering cannot be enabled,
+    * check for linear format support instead.
+    * Later when we create a surface, we change the format to a linear one. */
+   if (!ctx->Const.sRGBCapable &&
+       _mesa_get_format_color_encoding(texFormat) == GL_SRGB) {
+      const gl_format linearFormat = _mesa_get_srgb_format_linear(texFormat);
+      format = st_mesa_format_to_pipe_format(linearFormat);
+   }
+
+   return screen->is_format_supported(screen, format,
                                       PIPE_TEXTURE_2D,
                                       stObj->pt->nr_samples, bindings, 0);
 }
@@ -525,20 +544,23 @@ st_validate_framebuffer(struct gl_context *ctx, struct gl_framebuffer *fb)
       return;
    }
 
-   if (!st_validate_attachment(screen,
+   if (!st_validate_attachment(ctx,
+                               screen,
                                depth,
 			       PIPE_BIND_DEPTH_STENCIL)) {
       fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
       return;
    }
-   if (!st_validate_attachment(screen,
+   if (!st_validate_attachment(ctx,
+                               screen,
                                stencil,
 			       PIPE_BIND_DEPTH_STENCIL)) {
       fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
       return;
    }
    for (i = 0; i < ctx->Const.MaxColorAttachments; i++) {
-      if (!st_validate_attachment(screen,
+      if (!st_validate_attachment(ctx,
+                                  screen,
 				  &fb->Attachment[BUFFER_COLOR0 + i],
 				  PIPE_BIND_RENDER_TARGET)) {
 	 fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;