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path: root/src/mesa/drivers/dri/radeon/radeon_span.c
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Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_span.c')
-rw-r--r--src/mesa/drivers/dri/radeon/radeon_span.c226
1 files changed, 224 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_span.c b/src/mesa/drivers/dri/radeon/radeon_span.c
index bd613f4779..ebd18a1634 100644
--- a/src/mesa/drivers/dri/radeon/radeon_span.c
+++ b/src/mesa/drivers/dri/radeon/radeon_span.c
@@ -43,14 +43,154 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "main/glheader.h"
#include "swrast/swrast.h"
-#include "common_context.h"
-#include "common_misc.h"
+#include "radeon_common.h"
+#include "radeon_lock.h"
#include "radeon_span.h"
#include "radeon_buffer.h"
#define DBG 0
+static GLubyte *radeon_ptr32(const struct radeon_renderbuffer * rrb,
+ GLint x, GLint y)
+{
+ GLubyte *ptr = rrb->bo->ptr;
+ const __DRIdrawablePrivate *dPriv = rrb->dPriv;
+ uint32_t mask = RADEON_BO_FLAGS_MACRO_TILE | RADEON_BO_FLAGS_MICRO_TILE;
+ GLint offset;
+ GLint nmacroblkpl;
+ GLint nmicroblkpl;
+
+ x += dPriv->x;
+ y += dPriv->y;
+
+ if (rrb->has_surface || !(rrb->bo->flags & mask)) {
+ offset = x * rrb->cpp + y * rrb->pitch;
+ } else {
+ offset = 0;
+ if (rrb->bo->flags & RADEON_BO_FLAGS_MACRO_TILE) {
+ if (rrb->bo->flags & RADEON_BO_FLAGS_MICRO_TILE) {
+ nmacroblkpl = rrb->pitch >> 5;
+ offset += ((y >> 4) * nmacroblkpl) << 11;
+ offset += ((y & 15) >> 1) << 8;
+ offset += (y & 1) << 4;
+ offset += (x >> 5) << 11;
+ offset += ((x & 31) >> 2) << 5;
+ offset += (x & 3) << 2;
+ } else {
+ nmacroblkpl = rrb->pitch >> 6;
+ offset += ((y >> 3) * nmacroblkpl) << 11;
+ offset += (y & 7) << 8;
+ offset += (x >> 6) << 11;
+ offset += ((x & 63) >> 3) << 5;
+ offset += (x & 7) << 2;
+ }
+ } else {
+ nmicroblkpl = ((rrb->pitch + 31) & ~31) >> 5;
+ offset += (y * nmicroblkpl) << 5;
+ offset += (x >> 3) << 5;
+ offset += (x & 7) << 2;
+ }
+ }
+ return &ptr[offset];
+}
+
+static GLubyte *radeon_ptr16(const struct radeon_renderbuffer * rrb,
+ GLint x, GLint y)
+{
+ GLubyte *ptr = rrb->bo->ptr;
+ const __DRIdrawablePrivate *dPriv = rrb->dPriv;
+ uint32_t mask = RADEON_BO_FLAGS_MACRO_TILE | RADEON_BO_FLAGS_MICRO_TILE;
+ GLint offset;
+ GLint nmacroblkpl;
+ GLint nmicroblkpl;
+
+ x += dPriv->x;
+ y += dPriv->y;
+
+ if (rrb->has_surface || !(rrb->bo->flags & mask)) {
+ offset = x * rrb->cpp + y * rrb->pitch;
+ } else {
+ offset = 0;
+ if (rrb->bo->flags & RADEON_BO_FLAGS_MACRO_TILE) {
+ if (rrb->bo->flags & RADEON_BO_FLAGS_MICRO_TILE) {
+ nmacroblkpl = rrb->pitch >> 6;
+ offset += ((y >> 4) * nmacroblkpl) << 11;
+ offset += ((y & 15) >> 1) << 8;
+ offset += (y & 1) << 4;
+ offset += (x >> 6) << 11;
+ offset += ((x & 63) >> 3) << 5;
+ offset += (x & 7) << 1;
+ } else {
+ nmacroblkpl = rrb->pitch >> 7;
+ offset += ((y >> 3) * nmacroblkpl) << 11;
+ offset += (y & 7) << 8;
+ offset += (x >> 7) << 11;
+ offset += ((x & 127) >> 4) << 5;
+ offset += (x & 15) << 2;
+ }
+ } else {
+ nmicroblkpl = ((rrb->pitch + 31) & ~31) >> 5;
+ offset += (y * nmicroblkpl) << 5;
+ offset += (x >> 4) << 5;
+ offset += (x & 15) << 2;
+ }
+ }
+ return &ptr[offset];
+}
+
+static GLubyte *radeon_ptr(const struct radeon_renderbuffer * rrb,
+ GLint x, GLint y)
+{
+ GLubyte *ptr = rrb->bo->ptr;
+ const __DRIdrawablePrivate *dPriv = rrb->dPriv;
+ uint32_t mask = RADEON_BO_FLAGS_MACRO_TILE | RADEON_BO_FLAGS_MICRO_TILE;
+ GLint offset;
+ GLint microblkxs;
+ GLint macroblkxs;
+ GLint nmacroblkpl;
+ GLint nmicroblkpl;
+
+ x += dPriv->x;
+ y += dPriv->y;
+
+ if (rrb->has_surface || !(rrb->bo->flags & mask)) {
+ offset = x * rrb->cpp + y * rrb->pitch;
+ } else {
+ offset = 0;
+ if (rrb->bo->flags & RADEON_BO_FLAGS_MACRO_TILE) {
+ if (rrb->bo->flags & RADEON_BO_FLAGS_MICRO_TILE) {
+ microblkxs = 16 / rrb->cpp;
+ macroblkxs = 128 / rrb->cpp;
+ nmacroblkpl = rrb->pitch / macroblkxs;
+ offset += ((y >> 4) * nmacroblkpl) << 11;
+ offset += ((y & 15) >> 1) << 8;
+ offset += (y & 1) << 4;
+ offset += (x / macroblkxs) << 11;
+ offset += ((x & (macroblkxs - 1)) / microblkxs) << 5;
+ offset += (x & (microblkxs - 1)) * rrb->cpp;
+ } else {
+ microblkxs = 32 / rrb->cpp;
+ macroblkxs = 256 / rrb->cpp;
+ nmacroblkpl = rrb->pitch / macroblkxs;
+ offset += ((y >> 3) * nmacroblkpl) << 11;
+ offset += (y & 7) << 8;
+ offset += (x / macroblkxs) << 11;
+ offset += ((x & (macroblkxs - 1)) / microblkxs) << 5;
+ offset += (x & (microblkxs - 1)) * rrb->cpp;
+ }
+ } else {
+ microblkxs = 32 / rrb->cpp;
+ nmicroblkpl = ((rrb->pitch + 31) & ~31) >> 5;
+ offset += (y * nmicroblkpl) << 5;
+ offset += (x / microblkxs) << 5;
+ offset += (x & (microblkxs - 1)) * rrb->cpp;
+ }
+ }
+ return &ptr[offset];
+}
+
+
/*
* Note that all information needed to access pixels in a renderbuffer
* should be obtained through the gl_renderbuffer parameter, not per-context
@@ -215,6 +355,88 @@ do { \
#define TAG(x) radeon##x##_z24_s8
#include "stenciltmp.h"
+
+static void map_buffer(struct gl_renderbuffer *rb, GLboolean write)
+{
+ struct radeon_renderbuffer *rrb = (void*)rb;
+ int r;
+
+ if (rrb->bo) {
+ r = radeon_bo_map(rrb->bo, write);
+ if (r) {
+ fprintf(stderr, "(%s) error(%d) mapping buffer.\n",
+ __FUNCTION__, r);
+ }
+ }
+}
+
+static void unmap_buffer(struct gl_renderbuffer *rb)
+{
+ struct radeon_renderbuffer *rrb = (void*)rb;
+
+ if (rrb->bo) {
+ radeon_bo_unmap(rrb->bo);
+ }
+}
+
+static void radeonSpanRenderStart(GLcontext * ctx)
+{
+ radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+ int i;
+
+ radeon_firevertices(rmesa);
+
+ for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) {
+ if (ctx->Texture.Unit[i]._ReallyEnabled)
+ ctx->Driver.MapTexture(ctx, ctx->Texture.Unit[i]._Current);
+ }
+
+ /* color draw buffers */
+ for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++) {
+ map_buffer(ctx->DrawBuffer->_ColorDrawBuffers[i], GL_TRUE);
+ }
+
+ map_buffer(ctx->ReadBuffer->_ColorReadBuffer, GL_FALSE);
+
+ if (ctx->DrawBuffer->_DepthBuffer) {
+ map_buffer(ctx->DrawBuffer->_DepthBuffer->Wrapped, GL_TRUE);
+ }
+ if (ctx->DrawBuffer->_StencilBuffer)
+ map_buffer(ctx->DrawBuffer->_StencilBuffer->Wrapped, GL_TRUE);
+
+ /* The locking and wait for idle should really only be needed in classic mode.
+ * In a future memory manager based implementation, this should become
+ * unnecessary due to the fact that mapping our buffers, textures, etc.
+ * should implicitly wait for any previous rendering commands that must
+ * be waited on. */
+ LOCK_HARDWARE(rmesa);
+ radeonWaitForIdleLocked(rmesa);
+}
+
+static void radeonSpanRenderFinish(GLcontext * ctx)
+{
+ radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+ int i;
+ _swrast_flush(ctx);
+ UNLOCK_HARDWARE(rmesa);
+
+ for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) {
+ if (ctx->Texture.Unit[i]._ReallyEnabled)
+ ctx->Driver.UnmapTexture(ctx, ctx->Texture.Unit[i]._Current);
+ }
+
+ /* color draw buffers */
+ for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++)
+ unmap_buffer(ctx->DrawBuffer->_ColorDrawBuffers[i]);
+
+ unmap_buffer(ctx->ReadBuffer->_ColorReadBuffer);
+
+ if (ctx->DrawBuffer->_DepthBuffer)
+ unmap_buffer(ctx->DrawBuffer->_DepthBuffer->Wrapped);
+ if (ctx->DrawBuffer->_StencilBuffer)
+ unmap_buffer(ctx->DrawBuffer->_StencilBuffer->Wrapped);
+}
+
void radeonInitSpanFuncs(GLcontext * ctx)
{
struct swrast_device_driver *swdd =
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-04 21:32:21 +0000