OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Support for combined depth/stencil renderbuffers (GL_EXT_packed_depth_stencil).

Browse Source 
depthstencil.c provides wrappers for treating depth/stencil buffers either
as regular depth or stencil renderbuffers.
This commit is contained in:
Brian Paul
2005-11-16 04:05:54 +00:00
parent 06185363dd
commit 847160466c
7 changed files with 740 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

36
src/mesa/main/fbobject.c
View File

@@ -38,7 +38,6 @@
#include "texstore.h"
/* XXX temporarily here */
#define GL_READ_FRAMEBUFFER_EXT 0x90
#define GL_DRAW_FRAMEBUFFER_EXT 0x9a
@@ -108,8 +107,9 @@ lookup_framebuffer(GLcontext *ctx, GLuint id)
* Given a GL_*_ATTACHMENTn token, return a pointer to the corresponding
* gl_renderbuffer_attachment object.
*/
static struct gl_renderbuffer_attachment *
get_attachment(GLcontext *ctx, struct gl_framebuffer *fb, GLenum attachment)
struct gl_renderbuffer_attachment *
_mesa_get_attachment(GLcontext *ctx, struct gl_framebuffer *fb,
GLenum attachment)
{
GLuint i;
@@ -232,15 +232,17 @@ _mesa_set_renderbuffer_attachment(GLcontext *ctx,
/**
* Fallback for ctx->Driver.FramebufferRenderbuffer()
* Sets a framebuffer attachment to a particular renderbuffer.
* The framebuffer in question is ctx->DrawBuffer.
* \sa _mesa_renderbuffer_texture
* Attach a renderbuffer object to a framebuffer object.
*/
void
_mesa_framebuffer_renderbuffer(GLcontext *ctx,
struct gl_renderbuffer_attachment *att,
struct gl_renderbuffer *rb)
_mesa_framebuffer_renderbuffer(GLcontext *ctx, struct gl_framebuffer *fb,
GLenum attachment, struct gl_renderbuffer *rb)
{
struct gl_renderbuffer_attachment *att;
att = _mesa_get_attachment(ctx, fb, attachment);
ASSERT(att);
if (rb) {
_mesa_set_renderbuffer_attachment(ctx, att, rb);
}
@@ -461,7 +463,7 @@ _mesa_test_framebuffer_completeness(GLcontext *ctx, struct gl_framebuffer *fb)
for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) {
if (fb->ColorDrawBuffer[i] != GL_NONE) {
const struct gl_renderbuffer_attachment *att
= get_attachment(ctx, fb, fb->ColorDrawBuffer[i]);
= _mesa_get_attachment(ctx, fb, fb->ColorDrawBuffer[i]);
assert(att);
if (att->Type == GL_NONE) {
fb->_Status = GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT;
@@ -473,7 +475,7 @@ _mesa_test_framebuffer_completeness(GLcontext *ctx, struct gl_framebuffer *fb)
/* Check that the ReadBuffer is present */
if (fb->ColorReadBuffer != GL_NONE) {
const struct gl_renderbuffer_attachment *att
= get_attachment(ctx, fb, fb->ColorReadBuffer);
= _mesa_get_attachment(ctx, fb, fb->ColorReadBuffer);
assert(att);
if (att->Type == GL_NONE) {
fb->_Status = GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT;
@@ -1151,7 +1153,7 @@ _mesa_FramebufferTexture1DEXT(GLenum target, GLenum attachment,
ASSERT(textarget == GL_TEXTURE_1D);
/* XXX read blit */
att = get_attachment(ctx, ctx->DrawBuffer, attachment);
att = _mesa_get_attachment(ctx, ctx->DrawBuffer, attachment);
if (att == NULL) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glFramebufferTexture1DEXT(attachment)");
@@ -1200,7 +1202,7 @@ _mesa_FramebufferTexture2DEXT(GLenum target, GLenum attachment,
textarget == GL_TEXTURE_RECTANGLE_ARB ||
IS_CUBE_FACE(textarget));
att = get_attachment(ctx, ctx->DrawBuffer, attachment);
att = _mesa_get_attachment(ctx, ctx->DrawBuffer, attachment);
if (att == NULL) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glFramebufferTexture2DEXT(attachment)");
@@ -1252,7 +1254,7 @@ _mesa_FramebufferTexture3DEXT(GLenum target, GLenum attachment,
ASSERT(textarget == GL_TEXTURE_3D);
att = get_attachment(ctx, ctx->DrawBuffer, attachment);
att = _mesa_get_attachment(ctx, ctx->DrawBuffer, attachment);
if (att == NULL) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glFramebufferTexture1DEXT(attachment)");
@@ -1342,7 +1344,7 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
return;
}
att = get_attachment(ctx, fb, attachment);
att = _mesa_get_attachment(ctx, fb, attachment);
if (att == NULL) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glFramebufferRenderbufferEXT(attachment)");
@@ -1365,7 +1367,7 @@ _mesa_FramebufferRenderbufferEXT(GLenum target, GLenum attachment,
FLUSH_VERTICES(ctx, _NEW_BUFFERS);
assert(ctx->Driver.FramebufferRenderbuffer);
ctx->Driver.FramebufferRenderbuffer(ctx, att, rb);
ctx->Driver.FramebufferRenderbuffer(ctx, fb, attachment, rb);
}
@@ -1413,7 +1415,7 @@ _mesa_GetFramebufferAttachmentParameterivEXT(GLenum target, GLenum attachment,
return;
}
att = get_attachment(ctx, buffer, attachment);
att = _mesa_get_attachment(ctx, buffer, attachment);
if (att == NULL) {
_mesa_error(ctx, GL_INVALID_ENUM,
"glGetFramebufferAttachmentParameterivEXT(attachment)");