GLfloat factor, GLfloat units )
{
r200ContextPtr rmesa = R200_CONTEXT(ctx);
- float_ui32_type constant = { units * rmesa->radeon.state.depth.scale };
+ const GLfloat depthScale = 1.0F / ctx->DrawBuffer->_DepthMaxF;
+ float_ui32_type constant = { units * depthScale };
float_ui32_type factoru = { factor };
/* factor *= 2; */
GLfloat xoffset = dPriv ? (GLfloat) dPriv->x : 0;
GLfloat yoffset = dPriv ? (GLfloat) dPriv->y + dPriv->h : 0;
const GLfloat *v = ctx->Viewport._WindowMap.m;
+ const GLboolean render_to_fbo = (ctx->DrawBuffer ? (ctx->DrawBuffer->Name != 0) : 0);
+ const GLfloat depthScale = 1.0F / ctx->DrawBuffer->_DepthMaxF;
+ GLfloat y_scale, y_bias;
+
+ if (render_to_fbo) {
+ y_scale = 1.0;
+ y_bias = 0;
+ } else {
+ y_scale = -1.0;
+ y_bias = yoffset;
+ }
float_ui32_type sx = { v[MAT_SX] };
float_ui32_type tx = { v[MAT_TX] + xoffset + SUBPIXEL_X };
- float_ui32_type sy = { - v[MAT_SY] };
- float_ui32_type ty = { (- v[MAT_TY]) + yoffset + SUBPIXEL_Y };
- float_ui32_type sz = { v[MAT_SZ] * rmesa->radeon.state.depth.scale };
- float_ui32_type tz = { v[MAT_TZ] * rmesa->radeon.state.depth.scale };
+ float_ui32_type sy = { v[MAT_SY] * y_scale };
+ float_ui32_type ty = { (v[MAT_TY] * y_scale) + y_bias + SUBPIXEL_Y };
+ float_ui32_type sz = { v[MAT_SZ] * depthScale };
+ float_ui32_type tz = { v[MAT_TZ] * depthScale };
- radeon_firevertices(&rmesa->radeon);
R200_STATECHANGE( rmesa, vpt );
rmesa->hw.vpt.cmd[VPT_SE_VPORT_XSCALE] = sx.ui32;
* values, or keep the originals hanging around.
*/
r200UpdateWindow( ctx );
+
+ radeon_viewport(ctx, x, y, width, height);
}
static void r200DepthRange( GLcontext *ctx, GLclampd nearval,
rmesa->hw.msk.cmd[MSK_RB3D_ROPCNTL] = r200_rop_tab[rop];
}
-
-static void r200DrawBuffer( GLcontext *ctx, GLenum mode )
-{
- r200ContextPtr rmesa = R200_CONTEXT(ctx);
-
- if (R200_DEBUG & DEBUG_DRI)
- fprintf(stderr, "%s %s\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr( mode ));
-
- radeon_firevertices(&rmesa->radeon); /* don't pipeline cliprect changes */
-
- if (ctx->DrawBuffer->_NumColorDrawBuffers != 1) {
- /* 0 (GL_NONE) buffers or multiple color drawing buffers */
- FALLBACK( rmesa, R200_FALLBACK_DRAW_BUFFER, GL_TRUE );
- return;
- }
-
- switch ( ctx->DrawBuffer->_ColorDrawBufferIndexes[0] ) {
- case BUFFER_FRONT_LEFT:
- case BUFFER_BACK_LEFT:
- FALLBACK( rmesa, R200_FALLBACK_DRAW_BUFFER, GL_FALSE );
- break;
- default:
- FALLBACK( rmesa, R200_FALLBACK_DRAW_BUFFER, GL_TRUE );
- return;
- }
-
- radeonSetCliprects( &rmesa->radeon );
- radeonUpdatePageFlipping(&rmesa->radeon);
-
- /* We'll set the drawing engine's offset/pitch parameters later
- * when we update other state.
- */
-}
-
-
-static void r200ReadBuffer( GLcontext *ctx, GLenum mode )
-{
- /* nothing, until we implement h/w glRead/CopyPixels or CopyTexImage */
-}
-
/* =============================================================
* State enable/disable
*/
break;
case GL_STENCIL_TEST:
- if ( rmesa->radeon.state.stencil.hwBuffer ) {
- R200_STATECHANGE( rmesa, ctx );
- if ( state ) {
- rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= R200_STENCIL_ENABLE;
+ {
+ GLboolean hw_stencil = GL_FALSE;
+ if (ctx->DrawBuffer) {
+ struct radeon_renderbuffer *rrbStencil
+ = radeon_get_renderbuffer(ctx->DrawBuffer, BUFFER_STENCIL);
+ hw_stencil = (rrbStencil && rrbStencil->bo);
+ }
+
+ if (hw_stencil) {
+ R200_STATECHANGE( rmesa, ctx );
+ if ( state ) {
+ rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= R200_STENCIL_ENABLE;
+ } else {
+ rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~R200_STENCIL_ENABLE;
+ }
} else {
- rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~R200_STENCIL_ENABLE;
+ FALLBACK( rmesa, R200_FALLBACK_STENCIL, state );
}
- } else {
- FALLBACK( rmesa, R200_FALLBACK_STENCIL, state );
}
break;
}
}
-
-
-/**
- * Tell the card where to render (offset, pitch).
- * Effected by glDrawBuffer, etc
- */
-void
-r200UpdateDrawBuffer(GLcontext *ctx)
-{
- r200ContextPtr rmesa = R200_CONTEXT(ctx);
- struct gl_framebuffer *fb = ctx->DrawBuffer;
- struct radeon_renderbuffer *rrb;
-
- if (fb->_ColorDrawBufferIndexes[0] == BUFFER_FRONT_LEFT) {
- /* draw to front */
- rrb = (void *) fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer;
- } else if (fb->_ColorDrawBufferIndexes[0] == BUFFER_BACK_LEFT) {
- /* draw to back */
- rrb = (void *) fb->Attachment[BUFFER_BACK_LEFT].Renderbuffer;
- } else {
- /* drawing to multiple buffers, or none */
- return;
- }
-
- assert(rrb);
- assert(rrb->pitch);
-
- R200_STATECHANGE( rmesa, ctx );
-
-#if 0
- /* Note: we used the (possibly) page-flipped values */
- rmesa->hw.ctx.cmd[CTX_RB3D_COLOROFFSET]
- = ((rrb->flippedOffset + rmesa->radeon.radeonScreen->fbLocation)
- & R200_COLOROFFSET_MASK);
- rmesa->hw.ctx.cmd[CTX_RB3D_COLORPITCH] = drb->flippedPitch;
- if (rmesa->radeon.sarea->tiling_enabled) {
- rmesa->hw.ctx.cmd[CTX_RB3D_COLORPITCH] |= R200_COLOR_TILE_ENABLE;
- }
-#endif
-}
-
static GLboolean r200ValidateBuffers(GLcontext *ctx)
{
r200ContextPtr rmesa = R200_CONTEXT(ctx);
if (ret == RADEON_CS_SPACE_OP_TO_BIG)
return GL_FALSE;
if (ret == RADEON_CS_SPACE_FLUSH) {
- r200Flush(ctx);
+ radeonFlush(ctx);
if (flushed)
return GL_FALSE;
flushed = 1;
GLuint new_state = rmesa->radeon.NewGLState;
if (new_state & (_NEW_BUFFERS | _NEW_COLOR | _NEW_PIXEL)) {
- r200UpdateDrawBuffer(ctx);
+ _mesa_update_framebuffer(ctx);
+ /* this updates the DrawBuffer's Width/Height if it's a FBO */
+ _mesa_update_draw_buffer_bounds(ctx);
+
+ R200_STATECHANGE(rmesa, ctx);
}
if (new_state & (_NEW_TEXTURE | _NEW_PROGRAM)) {
functions->UpdateState = r200InvalidateState;
functions->LightingSpaceChange = r200LightingSpaceChange;
- functions->DrawBuffer = r200DrawBuffer;
- functions->ReadBuffer = r200ReadBuffer;
+ functions->DrawBuffer = radeonDrawBuffer;
+ functions->ReadBuffer = radeonReadBuffer;
functions->AlphaFunc = r200AlphaFunc;
functions->BlendColor = r200BlendColor;