assorted clean-ups, fixes
This commit is contained in:
@@ -48,7 +48,7 @@ static GLboolean
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xmesa_alloc_front_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
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GLenum internalFormat, GLuint width, GLuint height)
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{
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struct xmesa_renderbuffer *xrb = (struct xmesa_renderbuffer *) rb;
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struct xmesa_renderbuffer *xrb = xmesa_renderbuffer(rb);
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/* just clear these to be sure we don't accidentally use them */
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xrb->origin1 = NULL;
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@@ -74,7 +74,7 @@ static GLboolean
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xmesa_alloc_back_storage(GLcontext *ctx, struct gl_renderbuffer *rb,
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GLenum internalFormat, GLuint width, GLuint height)
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{
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struct xmesa_renderbuffer *xrb = (struct xmesa_renderbuffer *) rb;
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struct xmesa_renderbuffer *xrb = xmesa_renderbuffer(rb);
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/* same as front buffer */
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(void) xmesa_alloc_front_storage(ctx, rb, internalFormat, width, height);
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@@ -302,11 +302,12 @@ clear_HPCR_ximage( GLcontext *ctx, struct xmesa_renderbuffer *xrb,
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const XMesaContext xmesa = XMESA_CONTEXT(ctx);
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if (all) {
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GLint i, c16 = (xrb->ximage->bytes_per_line>>4)<<4;
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const GLuint c16 = xrb->ximage->bytes_per_line & ~0xf;
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GLuint i;
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GLubyte *ptr = (GLubyte *) xrb->ximage->data;
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for (i = 0; i < xrb->Base.Height; i++) {
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GLint j;
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GLubyte *sptr = xmesa->xm_visual->hpcr_clear_ximage_pattern[0];
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GLuint j;
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const GLubyte *sptr = xmesa->xm_visual->hpcr_clear_ximage_pattern[0];
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if (i&1) {
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sptr += 16;
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}
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@@ -329,7 +330,7 @@ clear_HPCR_ximage( GLcontext *ctx, struct xmesa_renderbuffer *xrb,
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ptr[15] = sptr[15];
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ptr += 16;
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}
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for (; j < xrb->ximage->bytes_per_line; j++) {
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for (; j < (GLuint) xrb->ximage->bytes_per_line; j++) {
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*ptr = sptr[j&15];
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ptr++;
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}
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@@ -530,14 +531,15 @@ clear_buffers( GLcontext *ctx, GLbitfield mask,
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if (ctx->DrawBuffer->Name == 0) {
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/* this is a window system framebuffer */
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const GLuint *colorMask = (GLuint *) &ctx->Color.ColorMask;
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XMesaBuffer b = (XMesaBuffer) ctx->DrawBuffer;
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XMesaBuffer b = XMESA_BUFFER(ctx->DrawBuffer);
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/* we can't handle color or index masking */
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if (*colorMask == 0xffffffff && ctx->Color.IndexMask == 0xffffffff) {
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if (mask & BUFFER_BIT_FRONT_LEFT) {
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/* clear front color buffer */
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if (b->frontxrb == (struct xmesa_renderbuffer *)
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ctx->DrawBuffer->Attachment[BUFFER_FRONT_LEFT].Renderbuffer) {
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struct gl_renderbuffer *frontRb
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= ctx->DrawBuffer->Attachment[BUFFER_FRONT_LEFT].Renderbuffer;
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if (b->frontxrb == xmesa_renderbuffer(frontRb)) {
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/* renderbuffer is not wrapped - great! */
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b->frontxrb->clearFunc(ctx, b->frontxrb, all, x, y,
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width, height);
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@@ -549,8 +551,9 @@ clear_buffers( GLcontext *ctx, GLbitfield mask,
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}
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if (mask & BUFFER_BIT_BACK_LEFT) {
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/* clear back color buffer */
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if (b->backxrb == (struct xmesa_renderbuffer *)
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ctx->DrawBuffer->Attachment[BUFFER_BACK_LEFT].Renderbuffer) {
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struct gl_renderbuffer *backRb
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= ctx->DrawBuffer->Attachment[BUFFER_BACK_LEFT].Renderbuffer;
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if (b->backxrb == xmesa_renderbuffer(backRb)) {
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/* renderbuffer is not wrapped - great! */
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b->backxrb->clearFunc(ctx, b->backxrb, all, x, y,
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width, height);
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@@ -600,7 +603,7 @@ xmesa_DrawPixels_8R8G8B( GLcontext *ctx,
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const GLvoid *pixels )
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{
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struct xmesa_renderbuffer *xrb
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= (struct xmesa_renderbuffer *) ctx->DrawBuffer->_ColorDrawBuffers[0][0];
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= (struct xmesa_renderbuffer *) ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped;
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const XMesaContext xmesa = XMESA_CONTEXT(ctx);
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const SWcontext *swrast = SWRAST_CONTEXT( ctx );
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@@ -1151,10 +1154,15 @@ update_framebuffer_size(GLcontext *ctx)
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* Thus, we poll.
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* Note that this trick isn't fool-proof. If the application never calls
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* glViewport, our notion of the current window size may be incorrect.
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* That problem led to the GLX_MESA_resize_buffers extension.
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*/
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static void
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xmesa_viewport(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h)
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{
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(void) x;
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(void) y;
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(void) w;
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(void) h;
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update_framebuffer_size(ctx);
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}
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@@ -118,7 +118,7 @@ void xmesa_choose_point( GLcontext *ctx )
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#define GET_XRB(XRB) struct xmesa_renderbuffer *XRB = \
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(struct xmesa_renderbuffer *) ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped
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xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped)
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/*
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@@ -547,8 +547,7 @@ xor_line(GLcontext *ctx, const SWvertex *vert0, const SWvertex *vert1)
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XMesaContext xmesa = XMESA_CONTEXT(ctx);
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XMesaDisplay *dpy = xmesa->xm_visual->display;
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XMesaGC gc = xmesa->xm_buffer->gc;
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struct xmesa_renderbuffer *xrb = (struct xmesa_renderbuffer *)
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ctx->DrawBuffer->_ColorDrawBuffers[0][0];
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GET_XRB(xrb);
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unsigned long pixel = xmesa_color_to_pixel(ctx,
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vert1->color[0], vert1->color[1],
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vert1->color[2], vert1->color[3],
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@@ -589,8 +588,7 @@ get_line_func(GLcontext *ctx)
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if (ctx->Line.StippleFlag) return (swrast_line_func) NULL;
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if (swrast->_RasterMask & MULTI_DRAW_BIT) return (swrast_line_func) NULL;
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xrb = (struct xmesa_renderbuffer *)
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ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped;
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xrb = xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped);
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if (xrb->ximage
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&& swrast->_RasterMask==DEPTH_BIT
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@@ -45,7 +45,7 @@
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#define GET_XRB(XRB) struct xmesa_renderbuffer *XRB = \
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(struct xmesa_renderbuffer *) ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped
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xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped)
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/**********************************************************************/
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@@ -53,6 +53,8 @@
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/**********************************************************************/
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#if CHAN_BITS == 8
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/*
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* XImage, smooth, depth-buffered, PF_TRUECOLOR triangle.
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*/
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@@ -1307,8 +1309,10 @@
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#include "swrast/s_tritemp.h"
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#endif /* CHAN_BITS == 8 */
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#ifdef DEBUG
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#if defined(DEBUG) && CHAN_BITS == 8
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extern void _xmesa_print_triangle_func( swrast_tri_func triFunc );
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void _xmesa_print_triangle_func( swrast_tri_func triFunc )
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{
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@@ -1441,19 +1445,24 @@ get_triangle_func(GLcontext *ctx)
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triFuncName = NULL;
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#endif
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#if CHAN_BITS == 8
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/* trivial fallback tests */
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if ((ctx->DrawBuffer->_ColorDrawBufferMask[0]
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& (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT)) == 0)
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return (swrast_tri_func) NULL;
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if (ctx->RenderMode != GL_RENDER) return (swrast_tri_func) NULL;
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if (ctx->Polygon.SmoothFlag) return (swrast_tri_func) NULL;
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if (ctx->Texture._EnabledUnits) return (swrast_tri_func) NULL;
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if (swrast->_RasterMask & MULTI_DRAW_BIT) return (swrast_tri_func) NULL;
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if (ctx->RenderMode != GL_RENDER)
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return (swrast_tri_func) NULL;
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if (ctx->Polygon.SmoothFlag)
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return (swrast_tri_func) NULL;
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if (ctx->Texture._EnabledUnits)
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return (swrast_tri_func) NULL;
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if (swrast->_RasterMask & MULTI_DRAW_BIT)
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return (swrast_tri_func) NULL;
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if (ctx->Polygon.CullFlag &&
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ctx->Polygon.CullFaceMode == GL_FRONT_AND_BACK)
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return (swrast_tri_func) NULL;
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xrb = (struct xmesa_renderbuffer *)
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ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped;
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xrb = xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0][0]->Wrapped);
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if (xrb->ximage) {
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if ( ctx->Light.ShadeModel==GL_SMOOTH
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@@ -1607,13 +1616,11 @@ get_triangle_func(GLcontext *ctx)
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return (swrast_tri_func) NULL;
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}
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}
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}
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#else
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return (swrast_tri_func) NULL;
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}
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else {
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/* draw to pixmap */
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return (swrast_tri_func) NULL;
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}
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#endif /* CHAN_BITS == 8 */
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}
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@@ -480,12 +480,14 @@ extern const int xmesa_kernel1[16];
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/*
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* Return pointer to XMesaContext corresponding to a Mesa GLcontext.
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* Since we're using structure containment, it's just a cast!.
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* XXX should use inlined function for better type safety.
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*/
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#define XMESA_CONTEXT(MESACTX) ((XMesaContext) (MESACTX))
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/*
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* Return pointer to XMesaBuffer corresponding to a Mesa GLframebuffer.
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* Since we're using structure containment, it's just a cast!.
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* XXX should use inlined function for better type safety.
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*/
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#define XMESA_BUFFER(MESABUFF) ((XMesaBuffer) (MESABUFF))
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@@ -520,6 +522,16 @@ xmesa_set_renderbuffer_funcs(struct xmesa_renderbuffer *xrb,
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enum pixel_format pixelformat, GLint depth);
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/**
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* Using a function instead of an ordinary cast is safer.
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*/
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static INLINE struct xmesa_renderbuffer *
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xmesa_renderbuffer(struct gl_renderbuffer *rb)
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{
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return (struct xmesa_renderbuffer *) rb;
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}
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/* Plugged into the software rasterizer. Try to use internal
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* swrast-style point, line and triangle functions.
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*/
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