diff options
Diffstat (limited to 'src/mesa/drivers/dri/common/drirenderbuffer.c')
-rw-r--r-- | src/mesa/drivers/dri/common/drirenderbuffer.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/src/mesa/drivers/dri/common/drirenderbuffer.c b/src/mesa/drivers/dri/common/drirenderbuffer.c deleted file mode 100644 index 44826958d02..00000000000 --- a/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; -} |