/**************************************************************************
*
* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2011 Intel Corporation
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
+ * Authors:
+ * Chad Versace <chad@chad-versace.us>
+ *
**************************************************************************/
+#include <stdbool.h>
+#include <stdint.h>
#include "main/glheader.h"
#include "main/macros.h"
#include "main/mtypes.h"
#include "main/colormac.h"
+#include "main/renderbuffer.h"
#include "intel_buffers.h"
#include "intel_fbo.h"
intel_set_span_functions(struct intel_context *intel,
struct gl_renderbuffer *rb);
-#define SPAN_CACHE_SIZE 4096
-
-static void
-get_span_cache(struct intel_renderbuffer *irb, uint32_t offset)
-{
- if (irb->span_cache == NULL) {
- irb->span_cache = _mesa_malloc(SPAN_CACHE_SIZE);
- irb->span_cache_offset = -1;
- }
-
- if ((offset & ~(SPAN_CACHE_SIZE - 1)) != irb->span_cache_offset) {
- irb->span_cache_offset = offset & ~(SPAN_CACHE_SIZE - 1);
- dri_bo_get_subdata(irb->region->buffer, irb->span_cache_offset,
- SPAN_CACHE_SIZE, irb->span_cache);
- }
-}
-
-static void
-clear_span_cache(struct intel_renderbuffer *irb)
-{
- irb->span_cache_offset = -1;
-}
-
-static uint32_t
-pread_32(struct intel_renderbuffer *irb, uint32_t offset)
-{
- get_span_cache(irb, offset);
-
- return *(uint32_t *)(irb->span_cache + (offset & (SPAN_CACHE_SIZE - 1)));
-}
-
-static uint32_t
-pread_xrgb8888(struct intel_renderbuffer *irb, uint32_t offset)
-{
- get_span_cache(irb, offset);
-
- return *(uint32_t *)(irb->span_cache + (offset & (SPAN_CACHE_SIZE - 1))) |
- 0xff000000;
-}
-
-static uint16_t
-pread_16(struct intel_renderbuffer *irb, uint32_t offset)
-{
- get_span_cache(irb, offset);
-
- return *(uint16_t *)(irb->span_cache + (offset & (SPAN_CACHE_SIZE - 1)));
-}
-
-static uint8_t
-pread_8(struct intel_renderbuffer *irb, uint32_t offset)
-{
- get_span_cache(irb, offset);
-
- return *(uint8_t *)(irb->span_cache + (offset & (SPAN_CACHE_SIZE - 1)));
-}
-
-static void
-pwrite_32(struct intel_renderbuffer *irb, uint32_t offset, uint32_t val)
-{
- clear_span_cache(irb);
-
- dri_bo_subdata(irb->region->buffer, offset, 4, &val);
-}
-
-static void
-pwrite_xrgb8888(struct intel_renderbuffer *irb, uint32_t offset, uint32_t val)
-{
- clear_span_cache(irb);
-
- dri_bo_subdata(irb->region->buffer, offset, 3, &val);
-}
-
-static void
-pwrite_16(struct intel_renderbuffer *irb, uint32_t offset, uint16_t val)
-{
- clear_span_cache(irb);
-
- dri_bo_subdata(irb->region->buffer, offset, 2, &val);
-}
-
-static void
-pwrite_8(struct intel_renderbuffer *irb, uint32_t offset, uint8_t val)
-{
- clear_span_cache(irb);
-
- dri_bo_subdata(irb->region->buffer, offset, 1, &val);
-}
-
-static uint32_t no_tile_swizzle(struct intel_renderbuffer *irb,
- int x, int y)
-{
- return (y * irb->region->pitch + x) * irb->region->cpp;
-}
-
-/*
- * Deal with tiled surfaces
- */
-
-static uint32_t x_tile_swizzle(struct intel_renderbuffer *irb,
- int x, int y)
-{
- int tile_stride;
- int xbyte;
- int x_tile_off, y_tile_off;
- int x_tile_number, y_tile_number;
- int tile_off, tile_base;
-
- x += irb->region->draw_x;
- y += irb->region->draw_y;
-
- tile_stride = (irb->region->pitch * irb->region->cpp) << 3;
-
- xbyte = x * irb->region->cpp;
-
- x_tile_off = xbyte & 0x1ff;
- y_tile_off = y & 7;
-
- x_tile_number = xbyte >> 9;
- y_tile_number = y >> 3;
-
- tile_off = (y_tile_off << 9) + x_tile_off;
-
- switch (irb->region->bit_6_swizzle) {
- case I915_BIT_6_SWIZZLE_NONE:
- break;
- case I915_BIT_6_SWIZZLE_9:
- tile_off ^= ((tile_off >> 3) & 64);
- break;
- case I915_BIT_6_SWIZZLE_9_10:
- tile_off ^= ((tile_off >> 3) & 64) ^ ((tile_off >> 4) & 64);
- break;
- case I915_BIT_6_SWIZZLE_9_11:
- tile_off ^= ((tile_off >> 3) & 64) ^ ((tile_off >> 5) & 64);
- break;
- case I915_BIT_6_SWIZZLE_9_10_11:
- tile_off ^= ((tile_off >> 3) & 64) ^ ((tile_off >> 4) & 64) ^
- ((tile_off >> 5) & 64);
- break;
- default:
- fprintf(stderr, "Unknown tile swizzling mode %d\n",
- irb->region->bit_6_swizzle);
- exit(1);
- }
-
- tile_base = (x_tile_number << 12) + y_tile_number * tile_stride;
-
-#if 0
- printf("(%d,%d) -> %d + %d = %d (pitch = %d, tstride = %d)\n",
- x, y, tile_off, tile_base,
- tile_off + tile_base,
- irb->region->pitch, tile_stride);
-#endif
-
- return tile_base + tile_off;
-}
-
-static uint32_t y_tile_swizzle(struct intel_renderbuffer *irb,
- int x, int y)
-{
- int tile_stride;
- int xbyte;
- int x_tile_off, y_tile_off;
- int x_tile_number, y_tile_number;
- int tile_off, tile_base;
-
- x += irb->region->draw_x;
- y += irb->region->draw_y;
-
- tile_stride = (irb->region->pitch * irb->region->cpp) << 5;
-
- xbyte = x * irb->region->cpp;
-
- x_tile_off = xbyte & 0x7f;
- y_tile_off = y & 0x1f;
-
- x_tile_number = xbyte >> 7;
- y_tile_number = y >> 5;
-
- tile_off = ((x_tile_off & ~0xf) << 5) + (y_tile_off << 4) +
- (x_tile_off & 0xf);
-
- switch (irb->region->bit_6_swizzle) {
- case I915_BIT_6_SWIZZLE_NONE:
- break;
- case I915_BIT_6_SWIZZLE_9:
- tile_off ^= ((tile_off >> 3) & 64);
- break;
- case I915_BIT_6_SWIZZLE_9_10:
- tile_off ^= ((tile_off >> 3) & 64) ^ ((tile_off >> 4) & 64);
- break;
- case I915_BIT_6_SWIZZLE_9_11:
- tile_off ^= ((tile_off >> 3) & 64) ^ ((tile_off >> 5) & 64);
- break;
- case I915_BIT_6_SWIZZLE_9_10_11:
- tile_off ^= ((tile_off >> 3) & 64) ^ ((tile_off >> 4) & 64) ^
- ((tile_off >> 5) & 64);
- break;
- default:
- fprintf(stderr, "Unknown tile swizzling mode %d\n",
- irb->region->bit_6_swizzle);
- exit(1);
- }
-
- tile_base = (x_tile_number << 12) + y_tile_number * tile_stride;
-
- return tile_base + tile_off;
-}
-
-/*
- break intelWriteRGBASpan_ARGB8888
-*/
-
#undef DBG
#define DBG 0
#define LOCAL_VARS \
- struct intel_context *intel = intel_context(ctx); \
struct intel_renderbuffer *irb = intel_renderbuffer(rb); \
- const GLint yScale = ctx->DrawBuffer->Name ? 1 : -1; \
- const GLint yBias = ctx->DrawBuffer->Name ? 0 : irb->Base.Height - 1;\
- unsigned int num_cliprects; \
- struct drm_clip_rect *cliprects; \
- int x_off, y_off; \
- int pitch = irb->region->pitch * irb->region->cpp; \
- void *buf = irb->region->buffer->virtual; \
+ int minx = 0, miny = 0; \
+ int maxx = rb->Width; \
+ int maxy = rb->Height; \
+ int pitch = rb->RowStride * irb->region->cpp; \
+ void *buf = rb->Data; \
GLuint p; \
- (void) p; \
- (void)buf; (void)pitch; /* unused for non-gttmap. */ \
- intel_get_cliprects(intel, &cliprects, &num_cliprects, &x_off, &y_off);
+ (void) p;
-/* XXX FBO: this is identical to the macro in spantmp2.h except we get
- * the cliprect info from the context, not the driDrawable.
- * Move this into spantmp2.h someday.
- */
-#define HW_CLIPLOOP() \
- do { \
- int _nc = num_cliprects; \
- while ( _nc-- ) { \
- int minx = cliprects[_nc].x1 - x_off; \
- int miny = cliprects[_nc].y1 - y_off; \
- int maxx = cliprects[_nc].x2 - x_off; \
- int maxy = cliprects[_nc].y2 - y_off;
-
-#if 0
- }}
-#endif
-
-#define Y_FLIP(_y) ((_y) * yScale + yBias)
+#define HW_CLIPLOOP()
+#define HW_ENDCLIPLOOP()
+
+#define Y_FLIP(_y) (_y)
#define HW_LOCK()
#define HW_UNLOCK()
-/* Convenience macros to avoid typing the swizzle argument over and over */
-#define NO_TILE(_X, _Y) no_tile_swizzle(irb, (_X) + x_off, (_Y) + y_off)
-#define X_TILE(_X, _Y) x_tile_swizzle(irb, (_X) + x_off, (_Y) + y_off)
-#define Y_TILE(_X, _Y) y_tile_swizzle(irb, (_X) + x_off, (_Y) + y_off)
-
/* r5g6b5 color span and pixel functions */
-#define INTEL_PIXEL_FMT GL_RGB
-#define INTEL_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5
-#define INTEL_READ_VALUE(offset) pread_16(irb, offset)
-#define INTEL_WRITE_VALUE(offset, v) pwrite_16(irb, offset, v)
-#define INTEL_TAG(x) x##_RGB565
-#include "intel_spantmp.h"
+#define SPANTMP_PIXEL_FMT GL_RGB
+#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_5_6_5
+#define TAG(x) intel_##x##_RGB565
+#define TAG2(x,y) intel_##x##y_RGB565
+#include "spantmp2.h"
/* a4r4g4b4 color span and pixel functions */
-#define INTEL_PIXEL_FMT GL_BGRA
-#define INTEL_PIXEL_TYPE GL_UNSIGNED_SHORT_4_4_4_4_REV
-#define INTEL_READ_VALUE(offset) pread_16(irb, offset)
-#define INTEL_WRITE_VALUE(offset, v) pwrite_16(irb, offset, v)
-#define INTEL_TAG(x) x##_ARGB4444
-#include "intel_spantmp.h"
+#define SPANTMP_PIXEL_FMT GL_BGRA
+#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_4_4_4_4_REV
+#define TAG(x) intel_##x##_ARGB4444
+#define TAG2(x,y) intel_##x##y_ARGB4444
+#include "spantmp2.h"
/* a1r5g5b5 color span and pixel functions */
-#define INTEL_PIXEL_FMT GL_BGRA
-#define INTEL_PIXEL_TYPE GL_UNSIGNED_SHORT_1_5_5_5_REV
-#define INTEL_READ_VALUE(offset) pread_16(irb, offset)
-#define INTEL_WRITE_VALUE(offset, v) pwrite_16(irb, offset, v)
-#define INTEL_TAG(x) x##_ARGB1555
-#include "intel_spantmp.h"
+#define SPANTMP_PIXEL_FMT GL_BGRA
+#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_SHORT_1_5_5_5_REV
+#define TAG(x) intel_##x##_ARGB1555
+#define TAG2(x,y) intel_##x##y##_ARGB1555
+#include "spantmp2.h"
/* a8r8g8b8 color span and pixel functions */
-#define INTEL_PIXEL_FMT GL_BGRA
-#define INTEL_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-#define INTEL_READ_VALUE(offset) pread_32(irb, offset)
-#define INTEL_WRITE_VALUE(offset, v) pwrite_32(irb, offset, v)
-#define INTEL_TAG(x) x##_ARGB8888
-#include "intel_spantmp.h"
+#define SPANTMP_PIXEL_FMT GL_BGRA
+#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
+#define TAG(x) intel_##x##_ARGB8888
+#define TAG2(x,y) intel_##x##y##_ARGB8888
+#include "spantmp2.h"
/* x8r8g8b8 color span and pixel functions */
-#define INTEL_PIXEL_FMT GL_BGR
-#define INTEL_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
-#define INTEL_READ_VALUE(offset) pread_xrgb8888(irb, offset)
-#define INTEL_WRITE_VALUE(offset, v) pwrite_xrgb8888(irb, offset, v)
-#define INTEL_TAG(x) x##_xRGB8888
-#include "intel_spantmp.h"
-
-#define LOCAL_DEPTH_VARS \
- struct intel_context *intel = intel_context(ctx); \
- struct intel_renderbuffer *irb = intel_renderbuffer(rb); \
- const GLint yScale = ctx->DrawBuffer->Name ? 1 : -1; \
- const GLint yBias = ctx->DrawBuffer->Name ? 0 : irb->Base.Height - 1;\
- unsigned int num_cliprects; \
- struct drm_clip_rect *cliprects; \
- int x_off, y_off; \
- int pitch = irb->region->pitch * irb->region->cpp; \
- void *buf = irb->region->buffer->virtual; \
- (void)buf; (void)pitch; /* unused for non-gttmap. */ \
- intel_get_cliprects(intel, &cliprects, &num_cliprects, &x_off, &y_off);
-
-
-#define LOCAL_STENCIL_VARS LOCAL_DEPTH_VARS
-
-/* z16 depthbuffer functions. */
-#define INTEL_VALUE_TYPE GLushort
-#define INTEL_WRITE_DEPTH(offset, d) pwrite_16(irb, offset, d)
-#define INTEL_READ_DEPTH(offset) pread_16(irb, offset)
-#define INTEL_TAG(name) name##_z16
-#include "intel_depthtmp.h"
-
-/* z24x8 depthbuffer functions. */
-#define INTEL_VALUE_TYPE GLuint
-#define INTEL_WRITE_DEPTH(offset, d) pwrite_32(irb, offset, d)
-#define INTEL_READ_DEPTH(offset) pread_32(irb, offset)
-#define INTEL_TAG(name) name##_z24_x8
-#include "intel_depthtmp.h"
+#define SPANTMP_PIXEL_FMT GL_BGR
+#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_INT_8_8_8_8_REV
+#define TAG(x) intel_##x##_xRGB8888
+#define TAG2(x,y) intel_##x##y##_xRGB8888
+#include "spantmp2.h"
+
+/* a8 color span and pixel functions */
+#define SPANTMP_PIXEL_FMT GL_ALPHA
+#define SPANTMP_PIXEL_TYPE GL_UNSIGNED_BYTE
+#define TAG(x) intel_##x##_A8
+#define TAG2(x,y) intel_##x##y##_A8
+#include "spantmp2.h"
+
+/* ------------------------------------------------------------------------- */
+/* s8 stencil span and pixel functions */
+/* ------------------------------------------------------------------------- */
+/*
+ * HAVE_HW_STENCIL_SPANS determines if stencil buffer read/writes are done with
+ * memcpy or for loops. Since the stencil buffer is interleaved, memcpy won't
+ * work.
+ */
+#define HAVE_HW_STENCIL_SPANS 0
-/**
- ** 8-bit stencil function (XXX FBO: This is obsolete)
- **/
-/* XXX */
-#define WRITE_STENCIL(_x, _y, d) pwrite_8(irb, NO_TILE(_x, _y) + 3, d)
-#define READ_STENCIL(d, _x, _y) d = pread_8(irb, NO_TILE(_x, _y) + 3);
-#define TAG(x) intel_gttmap_##x##_z24_s8
-#include "stenciltmp.h"
+#define LOCAL_STENCIL_VARS \
+ (void) ctx; \
+ int minx = 0; \
+ int miny = 0; \
+ int maxx = rb->Width; \
+ int maxy = rb->Height; \
+ int stride = rb->RowStride; \
+ uint8_t *buf = rb->Data; \
-/**
- ** 8-bit stencil function (XXX FBO: This is obsolete)
- **/
-#define WRITE_STENCIL(_x, _y, d) pwrite_8(irb, NO_TILE(_x, _y) + 3, d)
-#define READ_STENCIL(d, _x, _y) d = pread_8(irb, NO_TILE(_x, _y) + 3);
-#define TAG(x) intel##x##_z24_s8
-#include "stenciltmp.h"
+/* Don't flip y. */
+#undef Y_FLIP
+#define Y_FLIP(y) y
/**
- ** 8-bit x-tile stencil function (XXX FBO: This is obsolete)
- **/
-#define WRITE_STENCIL(_x, _y, d) pwrite_8(irb, X_TILE(_x, _y) + 3, d)
-#define READ_STENCIL(d, _x, _y) d = pread_8(irb, X_TILE(_x, _y) + 3);
-#define TAG(x) intel_XTile_##x##_z24_s8
-#include "stenciltmp.h"
+ * \brief Get pointer offset into stencil buffer.
+ *
+ * The stencil buffer interleaves two rows into one. Yay for crazy hardware.
+ * The table below demonstrates how the pointer arithmetic behaves for a buffer
+ * with positive stride (s=stride).
+ *
+ * x | y | byte offset
+ * --------------------------
+ * 0 | 0 | 0
+ * 0 | 0 | 1
+ * 1 | 0 | 2
+ * 1 | 1 | 3
+ * ... | ... | ...
+ * 0 | 2 | s
+ * 0 | 3 | s + 1
+ * 1 | 2 | s + 2
+ * 1 | 3 | s + 3
+ *
+ *
+ */
+static inline intptr_t
+intel_offset_S8(int stride, GLint x, GLint y)
+{
+ return 2 * ((y / 2) * stride + x) + y % 2;
+}
-/**
- ** 8-bit y-tile stencil function (XXX FBO: This is obsolete)
- **/
-#define WRITE_STENCIL(_x, _y, d) pwrite_8(irb, Y_TILE(_x, _y) + 3, d)
-#define READ_STENCIL(d, _x, _y) d = pread_8(irb, Y_TILE(_x, _y) + 3)
-#define TAG(x) intel_YTile_##x##_z24_s8
+#define WRITE_STENCIL(x, y, src) buf[intel_offset_S8(stride, x, y)] = src;
+#define READ_STENCIL(dest, x, y) dest = buf[intel_offset_S8(stride, x, y)]
+#define TAG(x) intel_##x##_S8
#include "stenciltmp.h"
+/* ------------------------------------------------------------------------- */
+
void
intel_renderbuffer_map(struct intel_context *intel, struct gl_renderbuffer *rb)
{
if (irb == NULL || irb->region == NULL)
return;
- if (intel->intelScreen->kernel_exec_fencing)
- drm_intel_gem_bo_map_gtt(irb->region->buffer);
+ drm_intel_gem_bo_map_gtt(irb->region->buffer);
+
+ rb->Data = irb->region->buffer->virtual;
+ rb->RowStride = irb->region->pitch;
+
+ if (!rb->Name) {
+ /* Flip orientation of the window system buffer */
+ rb->Data += rb->RowStride * (irb->region->height - 1) * irb->region->cpp;
+ rb->RowStride = -rb->RowStride;
+ } else {
+ /* Adjust the base pointer of a texture image drawbuffer to the image
+ * within the miptree region (all else has draw_x/y = 0).
+ */
+ rb->Data += irb->draw_x * irb->region->cpp;
+ rb->Data += irb->draw_y * rb->RowStride * irb->region->cpp;
+ }
intel_set_span_functions(intel, rb);
}
if (irb == NULL || irb->region == NULL)
return;
- if (intel->intelScreen->kernel_exec_fencing)
- drm_intel_gem_bo_unmap_gtt(irb->region->buffer);
- else
- clear_span_cache(irb);
+ drm_intel_gem_bo_unmap_gtt(irb->region->buffer);
rb->GetRow = NULL;
rb->PutRow = NULL;
+ rb->Data = NULL;
+ rb->RowStride = 0;
}
-/**
- * Map or unmap all the renderbuffers which we may need during
- * software rendering.
- * XXX in the future, we could probably convey extra information to
- * reduce the number of mappings needed. I.e. if doing a glReadPixels
- * from the depth buffer, we really only need one mapping.
- *
- * XXX Rewrite this function someday.
- * We can probably just loop over all the renderbuffer attachments,
- * map/unmap all of them, and not worry about the _ColorDrawBuffers
- * _ColorReadBuffer, _DepthBuffer or _StencilBuffer fields.
- */
static void
-intel_map_unmap_framebuffer(struct intel_context *intel,
- struct gl_framebuffer *fb,
- GLboolean map)
+intel_framebuffer_map(struct intel_context *intel, struct gl_framebuffer *fb)
{
- GLuint i;
-
- /* color draw buffers */
- for (i = 0; i < fb->_NumColorDrawBuffers; i++) {
- if (map)
- intel_renderbuffer_map(intel, fb->_ColorDrawBuffers[i]);
- else
- intel_renderbuffer_unmap(intel, fb->_ColorDrawBuffers[i]);
- }
-
- /* color read buffer */
- if (map)
- intel_renderbuffer_map(intel, fb->_ColorReadBuffer);
- else
- intel_renderbuffer_unmap(intel, fb->_ColorReadBuffer);
+ int i;
- /* check for render to textures */
for (i = 0; i < BUFFER_COUNT; i++) {
- struct gl_renderbuffer_attachment *att =
- fb->Attachment + i;
- struct gl_texture_object *tex = att->Texture;
- if (tex) {
- /* render to texture */
- ASSERT(att->Renderbuffer);
- if (map)
- intel_tex_map_images(intel, intel_texture_object(tex));
- else
- intel_tex_unmap_images(intel, intel_texture_object(tex));
- }
+ intel_renderbuffer_map(intel, fb->Attachment[i].Renderbuffer);
}
- /* depth buffer (Note wrapper!) */
- if (fb->_DepthBuffer) {
- if (map)
- intel_renderbuffer_map(intel, fb->_DepthBuffer->Wrapped);
- else
- intel_renderbuffer_unmap(intel, fb->_DepthBuffer->Wrapped);
- }
+ intel_check_front_buffer_rendering(intel);
+}
- /* stencil buffer (Note wrapper!) */
- if (fb->_StencilBuffer) {
- if (map)
- intel_renderbuffer_map(intel, fb->_StencilBuffer->Wrapped);
- else
- intel_renderbuffer_unmap(intel, fb->_StencilBuffer->Wrapped);
- }
+static void
+intel_framebuffer_unmap(struct intel_context *intel, struct gl_framebuffer *fb)
+{
+ int i;
- intel_check_front_buffer_rendering(intel);
+ for (i = 0; i < BUFFER_COUNT; i++) {
+ intel_renderbuffer_unmap(intel, fb->Attachment[i].Renderbuffer);
+ }
}
/**
* Old note: Moved locking out to get reasonable span performance.
*/
void
-intelSpanRenderStart(GLcontext * ctx)
+intelSpanRenderStart(struct gl_context * ctx)
{
struct intel_context *intel = intel_context(ctx);
GLuint i;
- intelFlush(&intel->ctx);
- LOCK_HARDWARE(intel);
+ intel_flush(&intel->ctx);
+ intel_prepare_render(intel);
for (i = 0; i < ctx->Const.MaxTextureImageUnits; i++) {
if (ctx->Texture.Unit[i]._ReallyEnabled) {
struct gl_texture_object *texObj = ctx->Texture.Unit[i]._Current;
+
+ intel_finalize_mipmap_tree(intel, i);
intel_tex_map_images(intel, intel_texture_object(texObj));
}
}
- intel_map_unmap_framebuffer(intel, ctx->DrawBuffer, GL_TRUE);
- if (ctx->ReadBuffer != ctx->DrawBuffer)
- intel_map_unmap_framebuffer(intel, ctx->ReadBuffer, GL_TRUE);
+ intel_framebuffer_map(intel, ctx->DrawBuffer);
+ if (ctx->ReadBuffer != ctx->DrawBuffer) {
+ intel_framebuffer_map(intel, ctx->ReadBuffer);
+ }
}
/**
* the above function.
*/
void
-intelSpanRenderFinish(GLcontext * ctx)
+intelSpanRenderFinish(struct gl_context * ctx)
{
struct intel_context *intel = intel_context(ctx);
GLuint i;
}
}
- intel_map_unmap_framebuffer(intel, ctx->DrawBuffer, GL_FALSE);
- if (ctx->ReadBuffer != ctx->DrawBuffer)
- intel_map_unmap_framebuffer(intel, ctx->ReadBuffer, GL_FALSE);
-
- UNLOCK_HARDWARE(intel);
+ intel_framebuffer_unmap(intel, ctx->DrawBuffer);
+ if (ctx->ReadBuffer != ctx->DrawBuffer) {
+ intel_framebuffer_unmap(intel, ctx->ReadBuffer);
+ }
}
void
-intelInitSpanFuncs(GLcontext * ctx)
+intelInitSpanFuncs(struct gl_context * ctx)
{
struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference(ctx);
swdd->SpanRenderStart = intelSpanRenderStart;
}
void
-intel_map_vertex_shader_textures(GLcontext *ctx)
+intel_map_vertex_shader_textures(struct gl_context *ctx)
{
struct intel_context *intel = intel_context(ctx);
int i;
}
void
-intel_unmap_vertex_shader_textures(GLcontext *ctx)
+intel_unmap_vertex_shader_textures(struct gl_context *ctx)
{
struct intel_context *intel = intel_context(ctx);
int i;
}
}
+typedef void (*span_init_func)(struct gl_renderbuffer *rb);
+
+static span_init_func intel_span_init_funcs[MESA_FORMAT_COUNT] =
+{
+ [MESA_FORMAT_A8] = intel_InitPointers_A8,
+ [MESA_FORMAT_RGB565] = intel_InitPointers_RGB565,
+ [MESA_FORMAT_ARGB4444] = intel_InitPointers_ARGB4444,
+ [MESA_FORMAT_ARGB1555] = intel_InitPointers_ARGB1555,
+ [MESA_FORMAT_XRGB8888] = intel_InitPointers_xRGB8888,
+ [MESA_FORMAT_ARGB8888] = intel_InitPointers_ARGB8888,
+ [MESA_FORMAT_SARGB8] = intel_InitPointers_ARGB8888,
+ [MESA_FORMAT_Z16] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_X8_Z24] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_S8_Z24] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_S8] = intel_InitStencilPointers_S8,
+ [MESA_FORMAT_R8] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_RG88] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_R16] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_RG1616] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_RGBA_FLOAT32] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_RG_FLOAT32] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_R_FLOAT32] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_INTENSITY_FLOAT32] = _mesa_set_renderbuffer_accessors,
+ [MESA_FORMAT_LUMINANCE_FLOAT32] = _mesa_set_renderbuffer_accessors,
+};
+
+bool
+intel_span_supports_format(gl_format format)
+{
+ return intel_span_init_funcs[format] != NULL;
+}
+
/**
* Plug in appropriate span read/write functions for the given renderbuffer.
* These are used for the software fallbacks.
struct gl_renderbuffer *rb)
{
struct intel_renderbuffer *irb = (struct intel_renderbuffer *) rb;
- uint32_t tiling;
-
- /* If in GEM mode, we need to do the tile address swizzling ourselves,
- * instead of the fence registers handling it.
- */
- if (intel->ttm)
- tiling = irb->region->tiling;
- else
- tiling = I915_TILING_NONE;
-
- if (intel->intelScreen->kernel_exec_fencing) {
- switch (irb->Base.Format) {
- case MESA_FORMAT_RGB565:
- intel_gttmap_InitPointers_RGB565(rb);
- break;
- case MESA_FORMAT_ARGB4444:
- intel_gttmap_InitPointers_ARGB4444(rb);
- break;
- case MESA_FORMAT_ARGB1555:
- intel_gttmap_InitPointers_ARGB1555(rb);
- break;
- case MESA_FORMAT_XRGB8888:
- intel_gttmap_InitPointers_xRGB8888(rb);
- break;
- case MESA_FORMAT_ARGB8888:
- if (rb->_BaseFormat == GL_RGB) {
- /* XXX remove this code someday when we enable XRGB surfaces */
- /* 8888 RGBx */
- intel_gttmap_InitPointers_xRGB8888(rb);
- } else {
- intel_gttmap_InitPointers_ARGB8888(rb);
- }
- break;
- case MESA_FORMAT_Z16:
- intel_gttmap_InitDepthPointers_z16(rb);
- break;
- case MESA_FORMAT_X8_Z24:
- intel_gttmap_InitDepthPointers_z24_x8(rb);
- break;
- case MESA_FORMAT_S8_Z24:
- /* There are a few different ways SW asks us to access the S8Z24 data:
- * Z24 depth-only depth reads
- * S8Z24 depth reads
- * S8Z24 stencil reads.
- */
- if (rb->Format == MESA_FORMAT_S8_Z24) {
- intel_gttmap_InitDepthPointers_z24_x8(rb);
- } else if (rb->Format == MESA_FORMAT_S8) {
- intel_gttmap_InitStencilPointers_z24_s8(rb);
- }
- break;
- default:
- _mesa_problem(NULL,
- "Unexpected MesaFormat %d in intelSetSpanFunctions",
- irb->Base.Format);
- break;
- }
- return;
- }
- switch (irb->Base.Format) {
- case MESA_FORMAT_RGB565:
- switch (tiling) {
- case I915_TILING_NONE:
- default:
- intelInitPointers_RGB565(rb);
- break;
- case I915_TILING_X:
- intel_XTile_InitPointers_RGB565(rb);
- break;
- case I915_TILING_Y:
- intel_YTile_InitPointers_RGB565(rb);
- break;
- }
- break;
- case MESA_FORMAT_ARGB4444:
- switch (tiling) {
- case I915_TILING_NONE:
- default:
- intelInitPointers_ARGB4444(rb);
- break;
- case I915_TILING_X:
- intel_XTile_InitPointers_ARGB4444(rb);
- break;
- case I915_TILING_Y:
- intel_YTile_InitPointers_ARGB4444(rb);
- break;
- }
- break;
- case MESA_FORMAT_ARGB1555:
- switch (tiling) {
- case I915_TILING_NONE:
- default:
- intelInitPointers_ARGB1555(rb);
- break;
- case I915_TILING_X:
- intel_XTile_InitPointers_ARGB1555(rb);
- break;
- case I915_TILING_Y:
- intel_YTile_InitPointers_ARGB1555(rb);
- break;
- }
- break;
- case MESA_FORMAT_XRGB8888:
- switch (tiling) {
- case I915_TILING_NONE:
- default:
- intelInitPointers_xRGB8888(rb);
- break;
- case I915_TILING_X:
- intel_XTile_InitPointers_xRGB8888(rb);
- break;
- case I915_TILING_Y:
- intel_YTile_InitPointers_xRGB8888(rb);
- break;
- }
- break;
- case MESA_FORMAT_ARGB8888:
- if (rb->_BaseFormat == GL_RGB) {
- /* XXX remove this code someday when we enable XRGB surfaces */
- /* 8888 RGBx */
- switch (tiling) {
- case I915_TILING_NONE:
- default:
- intelInitPointers_xRGB8888(rb);
- break;
- case I915_TILING_X:
- intel_XTile_InitPointers_xRGB8888(rb);
- break;
- case I915_TILING_Y:
- intel_YTile_InitPointers_xRGB8888(rb);
- break;
- }
- } else {
- /* 8888 RGBA */
- switch (tiling) {
- case I915_TILING_NONE:
- default:
- intelInitPointers_ARGB8888(rb);
- break;
- case I915_TILING_X:
- intel_XTile_InitPointers_ARGB8888(rb);
- break;
- case I915_TILING_Y:
- intel_YTile_InitPointers_ARGB8888(rb);
- break;
- }
- }
- break;
- case MESA_FORMAT_Z16:
- switch (tiling) {
- case I915_TILING_NONE:
- default:
- intelInitDepthPointers_z16(rb);
- break;
- case I915_TILING_X:
- intel_XTile_InitDepthPointers_z16(rb);
- break;
- case I915_TILING_Y:
- intel_YTile_InitDepthPointers_z16(rb);
- break;
- }
- break;
- case MESA_FORMAT_X8_Z24:
- case MESA_FORMAT_S8_Z24:
- /* There are a few different ways SW asks us to access the S8Z24 data:
- * Z24 depth-only depth reads
- * S8Z24 depth reads
- * S8Z24 stencil reads.
- */
- if (rb->Format == MESA_FORMAT_S8_Z24) {
- switch (tiling) {
- case I915_TILING_NONE:
- default:
- intelInitDepthPointers_z24_x8(rb);
- break;
- case I915_TILING_X:
- intel_XTile_InitDepthPointers_z24_x8(rb);
- break;
- case I915_TILING_Y:
- intel_YTile_InitDepthPointers_z24_x8(rb);
- break;
- }
- } else if (rb->Format == MESA_FORMAT_S8) {
- switch (tiling) {
- case I915_TILING_NONE:
- default:
- intelInitStencilPointers_z24_s8(rb);
- break;
- case I915_TILING_X:
- intel_XTile_InitStencilPointers_z24_s8(rb);
- break;
- case I915_TILING_Y:
- intel_YTile_InitStencilPointers_z24_s8(rb);
- break;
- }
- } else {
- _mesa_problem(NULL,
- "Unexpected ActualFormat in intelSetSpanFunctions");
- }
- break;
- default:
- _mesa_problem(NULL,
- "Unexpected MesaFormat in intelSetSpanFunctions");
- break;
- }
+ assert(intel_span_init_funcs[irb->Base.Format]);
+ intel_span_init_funcs[irb->Base.Format](rb);
}