diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/main/renderbuffer.c | 62 | ||||
| -rw-r--r-- | src/mesa/main/renderbuffer.h | 5 |
2 files changed, 59 insertions, 8 deletions
diff --git a/src/mesa/main/renderbuffer.c b/src/mesa/main/renderbuffer.c index 7abfc7034a2..2031662c216 100644 --- a/src/mesa/main/renderbuffer.c +++ b/src/mesa/main/renderbuffer.c @@ -313,11 +313,12 @@ put_mono_values_ushort(GLcontext *ctx, struct gl_renderbuffer *rb, static void * get_pointer_uint(GLcontext *ctx, struct gl_renderbuffer *rb, - GLint x, GLint y) + GLint x, GLint y) { if (!rb->Data) return NULL; - ASSERT(rb->DataType == GL_UNSIGNED_INT); + ASSERT(rb->DataType == GL_UNSIGNED_INT || + rb->DataType == GL_UNSIGNED_INT_24_8_EXT); return (GLuint *) rb->Data + y * rb->Width + x; } @@ -327,7 +328,8 @@ get_row_uint(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count, GLint x, GLint y, void *values) { const void *src = rb->GetPointer(ctx, rb, x, y); - ASSERT(rb->DataType == GL_UNSIGNED_INT); + ASSERT(rb->DataType == GL_UNSIGNED_INT || + rb->DataType == GL_UNSIGNED_INT_24_8_EXT); _mesa_memcpy(values, src, count * sizeof(GLuint)); } @@ -338,7 +340,8 @@ get_values_uint(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count, { GLuint *dst = (GLuint *) values; GLuint i; - ASSERT(rb->DataType == GL_UNSIGNED_INT); + ASSERT(rb->DataType == GL_UNSIGNED_INT || + rb->DataType == GL_UNSIGNED_INT_24_8_EXT); for (i = 0; i < count; i++) { const GLuint *src = (GLuint *) rb->Data + y[i] * rb->Width + x[i]; dst[i] = *src; @@ -352,7 +355,8 @@ put_row_uint(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count, { const GLuint *src = (const GLuint *) values; GLuint *dst = (GLuint *) rb->Data + y * rb->Width + x; - ASSERT(rb->DataType == GL_UNSIGNED_INT); + ASSERT(rb->DataType == GL_UNSIGNED_INT || + rb->DataType == GL_UNSIGNED_INT_24_8_EXT); if (mask) { GLuint i; for (i = 0; i < count; i++) { @@ -373,7 +377,8 @@ put_mono_row_uint(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count, { const GLuint val = *((const GLuint *) value); GLuint *dst = (GLuint *) rb->Data + y * rb->Width + x; - ASSERT(rb->DataType == GL_UNSIGNED_INT); + ASSERT(rb->DataType == GL_UNSIGNED_INT || + rb->DataType == GL_UNSIGNED_INT_24_8_EXT); if (mask) { GLuint i; for (i = 0; i < count; i++) { @@ -398,7 +403,8 @@ put_values_uint(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count, { const GLuint *src = (const GLuint *) values; GLuint i; - ASSERT(rb->DataType == GL_UNSIGNED_INT); + ASSERT(rb->DataType == GL_UNSIGNED_INT || + rb->DataType == GL_UNSIGNED_INT_24_8_EXT); for (i = 0; i < count; i++) { if (!mask || mask[i]) { GLuint *dst = (GLuint *) rb->Data + y[i] * rb->Width + x[i]; @@ -415,7 +421,8 @@ put_mono_values_uint(GLcontext *ctx, struct gl_renderbuffer *rb, GLuint count, { const GLuint val = *((const GLuint *) value); GLuint i; - ASSERT(rb->DataType == GL_UNSIGNED_INT); + ASSERT(rb->DataType == GL_UNSIGNED_INT || + rb->DataType == GL_UNSIGNED_INT_24_8_EXT); for (i = 0; i < count; i++) { if (!mask || mask[i]) { GLuint *dst = (GLuint *) rb->Data + y[i] * rb->Width + x[i]; @@ -1066,6 +1073,22 @@ soft_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb, rb->DepthBits = 32; pixelSize = sizeof(GLuint); break; + case GL_DEPTH_STENCIL_EXT: + case GL_DEPTH24_STENCIL8_EXT: + rb->_BaseFormat = GL_DEPTH_STENCIL_EXT; + rb->DataType = GL_UNSIGNED_INT_24_8_EXT; + rb->GetPointer = get_pointer_uint; + rb->GetRow = get_row_uint; + rb->GetValues = get_values_uint; + rb->PutRow = put_row_uint; + rb->PutRowRGB = NULL; + rb->PutMonoRow = put_mono_row_uint; + rb->PutValues = put_values_uint; + rb->PutMonoValues = put_mono_values_uint; + rb->DepthBits = 24; + rb->StencilBits = 8; + pixelSize = sizeof(GLuint); + break; case GL_COLOR_INDEX8_EXT: rb->_BaseFormat = GL_COLOR_INDEX; rb->DataType = GL_UNSIGNED_BYTE; @@ -1966,3 +1989,26 @@ _mesa_add_renderbuffer(struct gl_framebuffer *fb, fb->Attachment[bufferName].Complete = GL_TRUE; fb->Attachment[bufferName].Renderbuffer = rb; } + + +/** + * Create a new combined depth/stencil renderbuffer for implementing + * the GL_EXT_packed_depth_stencil extension. + * \return new depth/stencil renderbuffer + */ +struct gl_renderbuffer * +_mesa_new_depthstencil_renderbuffer(GLcontext *ctx, GLuint name) +{ + struct gl_renderbuffer *dsrb; + + dsrb = _mesa_new_renderbuffer(ctx, name); + if (!dsrb) + return NULL; + + /* init fields not covered by _mesa_new_renderbuffer() */ + dsrb->InternalFormat = GL_DEPTH24_STENCIL8_EXT; + dsrb->AllocStorage = soft_renderbuffer_storage; + + return dsrb; +} + diff --git a/src/mesa/main/renderbuffer.h b/src/mesa/main/renderbuffer.h index fb3f3572f60..232bdfff9b3 100644 --- a/src/mesa/main/renderbuffer.h +++ b/src/mesa/main/renderbuffer.h @@ -90,4 +90,9 @@ extern void _mesa_add_renderbuffer(struct gl_framebuffer *fb, GLuint bufferName, struct gl_renderbuffer *rb); + +extern struct gl_renderbuffer * +_mesa_new_depthstencil_renderbuffer(GLcontext *ctx, GLuint name); + + #endif /* RENDERBUFFER_H */ |