aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/extras/Mesa/src/mesa/drivers/dri/common/drirenderbuffer.c
diff options
context:
space:
mode:
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/common/drirenderbuffer.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/common/drirenderbuffer.c98
1 files changed, 0 insertions, 98 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/common/drirenderbuffer.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/common/drirenderbuffer.c
deleted file mode 100644
index 44826958d..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/common/drirenderbuffer.c
+++ /dev/null
@@ -1,98 +0,0 @@
-
-#include "mtypes.h"
-#include "drirenderbuffer.h"
-#include "renderbuffer.h"
-#include "imports.h"
-
-
-/**
- * This will get called when a window is resized.
- * Just update width, height and internal format fields for now.
- * There's usually no memory allocation above because the present
- * DRI drivers use statically-allocated full-screen buffers.
- */
-static GLboolean
-driRenderbufferStorage(GLcontext *ctx, struct gl_renderbuffer *rb,
- GLenum internalFormat, GLuint width, GLuint height)
-{
- rb->Width = width;
- rb->Height = height;
- rb->InternalFormat = internalFormat;
- return GL_TRUE;
-}
-
-
-/**
- * Allocate a new driRenderbuffer object.
- * Individual drivers are free to implement different versions of
- * this function.
- * \param format Either GL_RGBA, GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT24,
- * GL_DEPTH_COMPONENT32, or GL_STENCIL_INDEX8_EXT (for now).
- * \param cpp chars or bytes per pixel
- * \param offset start of buffer with respect to framebuffer address
- * \param pitch pixels per row
- */
-driRenderbuffer *
-driNewRenderbuffer(GLenum format, GLint cpp, GLint offset, GLint pitch)
-{
- driRenderbuffer *drb;
-
- assert(format == GL_RGBA ||
- format == GL_DEPTH_COMPONENT16 ||
- format == GL_DEPTH_COMPONENT24 ||
- format == GL_DEPTH_COMPONENT32 ||
- format == GL_STENCIL_INDEX8_EXT);
-
- assert(cpp > 0);
- assert(pitch > 0);
-
- drb = _mesa_calloc(sizeof(driRenderbuffer));
- if (drb) {
- const GLuint name = 0;
-
- _mesa_init_renderbuffer(&drb->Base, name);
-
- /* Make sure we're using a null-valued GetPointer routine */
- assert(drb->Base.GetPointer(NULL, &drb->Base, 0, 0) == NULL);
-
- drb->Base.InternalFormat = format;
-
- if (format == GL_RGBA) {
- /* Color */
- drb->Base._BaseFormat = GL_RGBA;
- drb->Base.DataType = GL_UNSIGNED_BYTE;
- }
- else if (format == GL_DEPTH_COMPONENT16) {
- /* Depth */
- drb->Base._BaseFormat = GL_DEPTH_COMPONENT;
- /* we always Get/Put 32-bit Z values */
- drb->Base.DataType = GL_UNSIGNED_INT;
- }
- else if (format == GL_DEPTH_COMPONENT24) {
- /* Depth */
- drb->Base._BaseFormat = GL_DEPTH_COMPONENT;
- /* we always Get/Put 32-bit Z values */
- drb->Base.DataType = GL_UNSIGNED_INT;
- }
- else {
- /* Stencil */
- ASSERT(format == GL_STENCIL_INDEX8);
- drb->Base._BaseFormat = GL_STENCIL_INDEX;
- drb->Base.DataType = GL_UNSIGNED_BYTE;
- }
-
- /* XXX if we were allocating a user-created renderbuffer, we'd have
- * to fill in the ComponentSizes[] array too.
- */
-
- drb->Base.AllocStorage = driRenderbufferStorage;
- /* using default Delete function */
-
-
- /* DRI renderbuffer-specific fields: */
- drb->offset = offset;
- drb->pitch = pitch;
- drb->cpp = cpp;
- }
- return drb;
-}