#include "st_public.h"
#include "st_texture.h"
+#include "util/u_rect.h"
/**
assert( 0 );
}
- strb->Base._ActualFormat = info.base_format;
- strb->Base.RedBits = info.red_bits;
- strb->Base.GreenBits = info.green_bits;
- strb->Base.BlueBits = info.blue_bits;
- strb->Base.AlphaBits = info.alpha_bits;
- strb->Base.DepthBits = info.depth_bits;
- strb->Base.StencilBits = info.stencil_bits;
+ strb->Base.Format = info.mesa_format;
strb->Base.DataType = st_format_datatype(pipeFormat);
return info.size;
if (strb->format != PIPE_FORMAT_NONE)
format = strb->format;
else
- format = st_choose_renderbuffer_format(pipe, internalFormat);
+ format = st_choose_renderbuffer_format(pipe->screen, internalFormat);
/* init renderbuffer fields */
strb->Base.Width = width;
strb->texture,
0, 0, 0,
surface_usage );
-
- assert(strb->surface->texture);
- assert(strb->surface->format);
- assert(strb->surface->width == width);
- assert(strb->surface->height == height);
-
+ if (strb->surface) {
+ assert(strb->surface->texture);
+ assert(strb->surface->format);
+ assert(strb->surface->width == width);
+ assert(strb->surface->height == height);
+ }
return strb->surface != NULL;
}
strb->Base.ClassID = 0x4242; /* just a unique value */
strb->Base.NumSamples = samples;
strb->format = format;
+ init_renderbuffer_bits(strb, format);
strb->software = sw;
switch (format) {
case PIPE_FORMAT_A4R4G4B4_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
strb->Base.InternalFormat = GL_RGBA;
- strb->Base._BaseFormat = GL_RGBA;
break;
case PIPE_FORMAT_Z16_UNORM:
strb->Base.InternalFormat = GL_DEPTH_COMPONENT16;
- strb->Base._BaseFormat = GL_DEPTH_COMPONENT;
break;
case PIPE_FORMAT_Z32_UNORM:
strb->Base.InternalFormat = GL_DEPTH_COMPONENT32;
- strb->Base._BaseFormat = GL_DEPTH_COMPONENT;
break;
case PIPE_FORMAT_S8Z24_UNORM:
case PIPE_FORMAT_Z24S8_UNORM:
case PIPE_FORMAT_X8Z24_UNORM:
case PIPE_FORMAT_Z24X8_UNORM:
strb->Base.InternalFormat = GL_DEPTH24_STENCIL8_EXT;
- strb->Base._BaseFormat = GL_DEPTH_STENCIL_EXT;
break;
case PIPE_FORMAT_S8_UNORM:
strb->Base.InternalFormat = GL_STENCIL_INDEX8_EXT;
- strb->Base._BaseFormat = GL_STENCIL_INDEX;
break;
case PIPE_FORMAT_R16G16B16A16_SNORM:
strb->Base.InternalFormat = GL_RGBA16;
- strb->Base._BaseFormat = GL_RGBA;
break;
default:
_mesa_problem(NULL,
"Unexpected format in st_new_renderbuffer_fb");
+ _mesa_free(strb);
return NULL;
}
rb->Width = texImage->Width2;
rb->Height = texImage->Height2;
+ rb->_BaseFormat = texImage->_BaseFormat;
/*printf("***** render to texture level %d: %d x %d\n", att->TextureLevel, rb->Width, rb->Height);*/
/*printf("***** pipe texture %d x %d\n", pt->width[0], pt->height[0]);*/
}
+/**
+ * Validate a renderbuffer attachment for a particular usage.
+ */
+
+static GLboolean
+st_validate_attachment(struct pipe_screen *screen,
+ const struct gl_renderbuffer_attachment *att,
+ GLuint usage)
+{
+ const struct st_texture_object *stObj =
+ st_texture_object(att->Texture);
+
+ /**
+ * Only validate texture attachments for now, since
+ * st_renderbuffer_alloc_storage makes sure that
+ * the format is supported.
+ */
+
+ if (att->Type != GL_TEXTURE)
+ return GL_TRUE;
+
+ if (!stObj)
+ return GL_FALSE;
+
+ return screen->is_format_supported(screen, stObj->pt->format,
+ PIPE_TEXTURE_2D,
+ usage, 0);
+}
+
/**
* Check that the framebuffer configuration is valid in terms of what
* the driver can support.
static void
st_validate_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb)
{
+ struct pipe_screen *screen = ctx->st->pipe->screen;
const struct gl_renderbuffer *depthRb =
fb->Attachment[BUFFER_DEPTH].Renderbuffer;
const struct gl_renderbuffer *stencilRb =
fb->Attachment[BUFFER_STENCIL].Renderbuffer;
+ GLuint i;
if (stencilRb && depthRb && stencilRb != depthRb) {
fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
+ return;
+ }
+
+ if (!st_validate_attachment(screen,
+ &fb->Attachment[BUFFER_DEPTH],
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL)) {
+ fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
+ return;
+ }
+ if (!st_validate_attachment(screen,
+ &fb->Attachment[BUFFER_STENCIL],
+ PIPE_TEXTURE_USAGE_DEPTH_STENCIL)) {
+ fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
+ return;
+ }
+ for (i = 0; i < ctx->Const.MaxColorAttachments; i++) {
+ if (!st_validate_attachment(screen,
+ &fb->Attachment[BUFFER_COLOR0 + i],
+ PIPE_TEXTURE_USAGE_RENDER_TARGET)) {
+ fb->_Status = GL_FRAMEBUFFER_UNSUPPORTED_EXT;
+ return;
+ }
}
}
(void) st_get_framebuffer_surface(stfb, backIndex, &surf_back);
if (surf_front && surf_back) {
- st->pipe->surface_copy(st->pipe,
- surf_front, 0, 0, /* dest */
- surf_back, 0, 0, /* src */
- fb->Width, fb->Height);
+ if (st->pipe->surface_copy) {
+ st->pipe->surface_copy(st->pipe,
+ surf_front, 0, 0, /* dest */
+ surf_back, 0, 0, /* src */
+ fb->Width, fb->Height);
+ } else {
+ util_surface_copy(st->pipe, FALSE,
+ surf_front, 0, 0,
+ surf_back, 0, 0,
+ fb->Width, fb->Height);
+ }
}
}