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wined3d: Set GL_NONE for glReadBuffer / glDrawBuffer on FBO initialization.

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This commit is contained in:
Matteo Bruni 2013-04-26 14:58:27 +02:00 committed by Alexandre Julliard
parent 896ff53774
commit bda63dd4a9
1 changed files with 21 additions and 2 deletions
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23
dlls/wined3d/context.c
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@ -424,10 +424,17 @@ static void context_apply_fbo_entry(struct wined3d_context *context, GLenum targ
{
const struct wined3d_gl_info *gl_info = context->gl_info;
unsigned int i;
GLuint read_binding, draw_binding;
context_bind_fbo(context, target, &entry->id);
if (entry->attached)
{
context_bind_fbo(context, target, &entry->id);
return;
}
if (entry->attached) return;
read_binding = context->fbo_read_binding;
draw_binding = context->fbo_draw_binding;
context_bind_fbo(context, GL_FRAMEBUFFER, &entry->id);
/* Apply render targets */
for (i = 0; i < gl_info->limits.buffers; ++i)
@ -440,6 +447,18 @@ static void context_apply_fbo_entry(struct wined3d_context *context, GLenum targ
surface_set_compatible_renderbuffer(entry->depth_stencil, entry->render_targets[0]);
context_attach_depth_stencil_fbo(context, target, entry->depth_stencil, entry->location);
/* Set valid read and draw buffer bindings to satisfy pedantic pre-ES2_compatibility
* GL contexts requirements. */
glReadBuffer(GL_NONE);
context_set_draw_buffer(context, GL_NONE);
if (target != GL_FRAMEBUFFER)
{
if (target == GL_READ_FRAMEBUFFER)
context_bind_fbo(context, GL_DRAW_FRAMEBUFFER, draw_binding ? &draw_binding : NULL);
else
context_bind_fbo(context, GL_READ_FRAMEBUFFER, read_binding ? &read_binding : NULL);
}
entry->attached = TRUE;
}