#include "main/imports.h"
#include "main/macros.h"
#include "main/colormac.h"
+#include "main/renderbuffer.h"
+#include "main/framebuffer.h"
+#include "tnl/tnl.h"
#include "tnl/t_context.h"
#include "tnl/t_vertex.h"
+#include "swrast_setup/swrast_setup.h"
#include "intel_batchbuffer.h"
#include "intel_regions.h"
#include "intel_tris.h"
#include "intel_fbo.h"
+#include "intel_buffers.h"
#include "i915_reg.h"
#include "i915_context.h"
#define emit(intel, state, size ) \
- intel_batchbuffer_data(intel->batch, state, size, false)
+ intel_batchbuffer_data(intel, state, size, false)
static GLuint
get_dirty(struct i915_hw_state *state)
if (dirty & I915_UPLOAD_CTX)
sz += sizeof(state->Ctx);
+ if (dirty & I915_UPLOAD_BLEND)
+ sz += sizeof(state->Blend);
+
if (dirty & I915_UPLOAD_BUFFERS)
sz += sizeof(state->Buffer);
if (dirty & I915_UPLOAD_STIPPLE)
sz += sizeof(state->Stipple);
- if (dirty & I915_UPLOAD_FOG)
- sz += sizeof(state->Fog);
-
if (dirty & I915_UPLOAD_TEX_ALL) {
int nr = 0;
for (i = 0; i < I915_TEX_UNITS; i++)
* scheduling is allowed, rather than assume that it is whenever a
* batchbuffer fills up.
*/
- intel_batchbuffer_require_space(intel->batch,
+ intel_batchbuffer_require_space(intel,
get_state_size(state) + INTEL_PRIM_EMIT_SIZE,
false);
count = 0;
again:
+ if (intel->batch.bo == NULL) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "i915 emit state");
+ assert(0);
+ }
aper_count = 0;
dirty = get_dirty(state);
- aper_array[aper_count++] = intel->batch->buf;
+ aper_array[aper_count++] = intel->batch.bo;
if (dirty & I915_UPLOAD_BUFFERS) {
- aper_array[aper_count++] = state->draw_region->buffer;
+ if (state->draw_region)
+ aper_array[aper_count++] = state->draw_region->buffer;
if (state->depth_region)
aper_array[aper_count++] = state->depth_region->buffer;
}
if (dri_bufmgr_check_aperture_space(aper_array, aper_count)) {
if (count == 0) {
count++;
- intel_batchbuffer_flush(intel->batch);
+ intel_batchbuffer_flush(intel);
goto again;
} else {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "i915 emit state");
emit(intel, state->Ctx, sizeof(state->Ctx));
}
+ if (dirty & I915_UPLOAD_BLEND) {
+ if (INTEL_DEBUG & DEBUG_STATE)
+ fprintf(stderr, "I915_UPLOAD_BLEND:\n");
+
+ emit(intel, state->Blend, sizeof(state->Blend));
+ }
+
if (dirty & I915_UPLOAD_BUFFERS) {
GLuint count;
if (INTEL_DEBUG & DEBUG_STATE)
fprintf(stderr, "I915_UPLOAD_BUFFERS:\n");
- count = 14;
+ count = 17;
if (state->Buffer[I915_DESTREG_DRAWRECT0] != MI_NOOP)
count++;
- if (state->depth_region)
- count += 3;
BEGIN_BATCH(count);
OUT_BATCH(state->Buffer[I915_DESTREG_CBUFADDR0]);
OUT_BATCH(state->Buffer[I915_DESTREG_CBUFADDR1]);
- OUT_RELOC(state->draw_region->buffer,
- I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
+ if (state->draw_region) {
+ OUT_RELOC(state->draw_region->buffer,
+ I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
+ } else {
+ OUT_BATCH(0);
+ }
+ OUT_BATCH(state->Buffer[I915_DESTREG_DBUFADDR0]);
+ OUT_BATCH(state->Buffer[I915_DESTREG_DBUFADDR1]);
if (state->depth_region) {
- OUT_BATCH(state->Buffer[I915_DESTREG_DBUFADDR0]);
- OUT_BATCH(state->Buffer[I915_DESTREG_DBUFADDR1]);
OUT_RELOC(state->depth_region->buffer,
I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
+ } else {
+ OUT_BATCH(0);
}
OUT_BATCH(state->Buffer[I915_DESTREG_DV0]);
emit(intel, state->Stipple, sizeof(state->Stipple));
}
- if (dirty & I915_UPLOAD_FOG) {
- if (INTEL_DEBUG & DEBUG_STATE)
- fprintf(stderr, "I915_UPLOAD_FOG:\n");
- emit(intel, state->Fog, sizeof(state->Fog));
- }
-
/* Combine all the dirty texture state into a single command to
* avoid lockups on I915 hardware.
*/
if (dirty & I915_UPLOAD_TEX_ALL) {
int nr = 0;
+ GLuint unwind;
for (i = 0; i < I915_TEX_UNITS; i++)
if (dirty & I915_UPLOAD_TEX(i))
OUT_BATCH((dirty & I915_UPLOAD_TEX_ALL) >> I915_UPLOAD_TEX_0_SHIFT);
for (i = 0; i < I915_TEX_UNITS; i++)
if (dirty & I915_UPLOAD_TEX(i)) {
-
- if (state->tex_buffer[i]) {
- OUT_RELOC(state->tex_buffer[i],
- I915_GEM_DOMAIN_SAMPLER, 0,
- state->tex_offset[i]);
- }
- else {
- OUT_BATCH(state->tex_offset[i]);
- }
+ OUT_RELOC(state->tex_buffer[i],
+ I915_GEM_DOMAIN_SAMPLER, 0,
+ state->tex_offset[i]);
OUT_BATCH(state->Tex[i][I915_TEXREG_MS3]);
OUT_BATCH(state->Tex[i][I915_TEXREG_MS4]);
}
ADVANCE_BATCH();
+ unwind = intel->batch.used;
BEGIN_BATCH(2 + nr * 3);
OUT_BATCH(_3DSTATE_SAMPLER_STATE | (3 * nr));
OUT_BATCH((dirty & I915_UPLOAD_TEX_ALL) >> I915_UPLOAD_TEX_0_SHIFT);
OUT_BATCH(state->Tex[i][I915_TEXREG_SS4]);
}
ADVANCE_BATCH();
+ if (i915->last_sampler &&
+ memcmp(intel->batch.map + i915->last_sampler,
+ intel->batch.map + unwind,
+ (2 + nr*3)*sizeof(int)) == 0)
+ intel->batch.used = unwind;
+ else
+ i915->last_sampler = unwind;
}
if (dirty & I915_UPLOAD_CONSTANTS) {
}
}
- intel->batch->dirty_state &= ~dirty;
assert(get_dirty(state) == 0);
- assert((intel->batch->dirty_state & (1<<1)) == 0);
}
static void
if (region->tiling == I915_TILING_Y)
state[1] |= BUF_3D_TILE_WALK_Y;
}
+ } else {
+ /* Fill in a default pitch, since 0 is invalid. We'll be
+ * setting the buffer offset to 0 and not referencing the
+ * buffer, so the pitch could really be any valid value.
+ */
+ state[1] |= BUF_3D_PITCH(4096);
}
}
+static uint32_t i915_render_target_format_for_mesa_format[MESA_FORMAT_COUNT] =
+{
+ [MESA_FORMAT_ARGB8888] = DV_PF_8888,
+ [MESA_FORMAT_XRGB8888] = DV_PF_8888,
+ [MESA_FORMAT_RGB565] = DV_PF_565 | DITHER_FULL_ALWAYS,
+ [MESA_FORMAT_ARGB1555] = DV_PF_1555 | DITHER_FULL_ALWAYS,
+ [MESA_FORMAT_ARGB4444] = DV_PF_4444 | DITHER_FULL_ALWAYS,
+};
+
+static bool
+i915_render_target_supported(gl_format format)
+{
+ if (format == MESA_FORMAT_S8_Z24 ||
+ format == MESA_FORMAT_X8_Z24 ||
+ format == MESA_FORMAT_Z16) {
+ return true;
+ }
+
+ return i915_render_target_format_for_mesa_format[format] != 0;
+}
+
static void
i915_set_draw_region(struct intel_context *intel,
struct intel_region *color_regions[],
struct gl_context *ctx = &intel->ctx;
struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0];
struct intel_renderbuffer *irb = intel_renderbuffer(rb);
+ struct gl_renderbuffer *drb;
+ struct intel_renderbuffer *idrb = NULL;
GLuint value;
struct i915_hw_state *state = &i915->state;
uint32_t draw_x, draw_y, draw_offset;
if (state->draw_region != color_regions[0]) {
- intel_region_release(&state->draw_region);
intel_region_reference(&state->draw_region, color_regions[0]);
}
if (state->depth_region != depth_region) {
- intel_region_release(&state->depth_region);
intel_region_reference(&state->depth_region, depth_region);
}
DSTORG_VERT_BIAS(0x8) | /* .5 */
LOD_PRECLAMP_OGL | TEX_DEFAULT_COLOR_OGL);
if (irb != NULL) {
- switch (irb->Base.Format) {
- case MESA_FORMAT_ARGB8888:
- case MESA_FORMAT_XRGB8888:
- value |= DV_PF_8888;
- break;
- case MESA_FORMAT_RGB565:
- value |= DV_PF_565 | DITHER_FULL_ALWAYS;
- break;
- case MESA_FORMAT_ARGB1555:
- value |= DV_PF_1555 | DITHER_FULL_ALWAYS;
- break;
- case MESA_FORMAT_ARGB4444:
- value |= DV_PF_4444 | DITHER_FULL_ALWAYS;
- break;
- default:
- _mesa_problem(ctx, "Bad renderbuffer format: %d\n",
- irb->Base.Format);
- }
+ value |= i915_render_target_format_for_mesa_format[irb->Base.Format];
+ } else {
+ value |= DV_PF_8888;
}
/* This isn't quite safe, thus being hidden behind an option. When changing
}
state->Buffer[I915_DESTREG_DV1] = value;
+ drb = ctx->DrawBuffer->Attachment[BUFFER_DEPTH].Renderbuffer;
+ if (!drb)
+ drb = ctx->DrawBuffer->Attachment[BUFFER_STENCIL].Renderbuffer;
+
+ if (drb)
+ idrb = intel_renderbuffer(drb);
+
/* We set up the drawing rectangle to be offset into the color
* region's location in the miptree. If it doesn't match with
* depth's offsets, we can't render to it.
* can't do in general due to tiling)
*/
FALLBACK(intel, I915_FALLBACK_DRAW_OFFSET,
- (depth_region && color_regions[0]) &&
- (depth_region->draw_x != color_regions[0]->draw_x ||
- depth_region->draw_y != color_regions[0]->draw_y));
-
- if (color_regions[0]) {
- draw_x = color_regions[0]->draw_x;
- draw_y = color_regions[0]->draw_y;
- } else if (depth_region) {
- draw_x = depth_region->draw_x;
- draw_y = depth_region->draw_y;
+ idrb && irb && (idrb->draw_x != irb->draw_x ||
+ idrb->draw_y != irb->draw_y));
+
+ if (irb) {
+ draw_x = irb->draw_x;
+ draw_y = irb->draw_y;
+ } else if (idrb) {
+ draw_x = idrb->draw_x;
+ draw_y = idrb->draw_y;
} else {
draw_x = 0;
draw_y = 0;
I915_STATECHANGE(i915, I915_UPLOAD_BUFFERS);
}
+static void
+i915_update_color_write_enable(struct i915_context *i915, bool enable)
+{
+ uint32_t dw = i915->state.Ctx[I915_CTXREG_LIS6];
+ if (enable)
+ dw |= S6_COLOR_WRITE_ENABLE;
+ else
+ dw &= ~S6_COLOR_WRITE_ENABLE;
+ if (dw != i915->state.Ctx[I915_CTXREG_LIS6]) {
+ I915_STATECHANGE(i915, I915_UPLOAD_CTX);
+ i915->state.Ctx[I915_CTXREG_LIS6] = dw;
+ }
+}
+
+/**
+ * Update the hardware state for drawing into a window or framebuffer object.
+ *
+ * Called by glDrawBuffer, glBindFramebufferEXT, MakeCurrent, and other
+ * places within the driver.
+ *
+ * Basically, this needs to be called any time the current framebuffer
+ * changes, the renderbuffers change, or we need to draw into different
+ * color buffers.
+ */
+static void
+i915_update_draw_buffer(struct intel_context *intel)
+{
+ struct i915_context *i915 = (struct i915_context *)intel;
+ struct gl_context *ctx = &intel->ctx;
+ struct gl_framebuffer *fb = ctx->DrawBuffer;
+ struct intel_region *colorRegion = NULL, *depthRegion = NULL;
+ struct intel_renderbuffer *irbDepth = NULL, *irbStencil = NULL;
+ bool fb_has_hiz = intel_framebuffer_has_hiz(fb);
+
+ if (!fb) {
+ /* this can happen during the initial context initialization */
+ return;
+ }
+
+ irbDepth = intel_get_renderbuffer(fb, BUFFER_DEPTH);
+ irbStencil = intel_get_renderbuffer(fb, BUFFER_STENCIL);
+ /* Do this here, not core Mesa, since this function is called from
+ * many places within the driver.
+ */
+ if (ctx->NewState & _NEW_BUFFERS) {
+ /* this updates the DrawBuffer->_NumColorDrawBuffers fields, etc */
+ _mesa_update_framebuffer(ctx);
+ /* this updates the DrawBuffer's Width/Height if it's a FBO */
+ _mesa_update_draw_buffer_bounds(ctx);
+ }
+
+ if (fb->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) {
+ /* this may occur when we're called by glBindFrameBuffer() during
+ * the process of someone setting up renderbuffers, etc.
+ */
+ /*_mesa_debug(ctx, "DrawBuffer: incomplete user FBO\n");*/
+ return;
+ }
+
+ /* How many color buffers are we drawing into?
+ *
+ * If there is more than one drawbuffer (GL_FRONT_AND_BACK), or the
+ * drawbuffers are too big, we have to fallback to software.
+ */
+ if ((fb->Width > ctx->Const.MaxRenderbufferSize)
+ || (fb->Height > ctx->Const.MaxRenderbufferSize)) {
+ FALLBACK(intel, INTEL_FALLBACK_DRAW_BUFFER, true);
+ } else if (fb->_NumColorDrawBuffers > 1) {
+ FALLBACK(intel, INTEL_FALLBACK_DRAW_BUFFER, true);
+ } else {
+ struct intel_renderbuffer *irb;
+ irb = intel_renderbuffer(fb->_ColorDrawBuffers[0]);
+ colorRegion = irb ? irb->region : NULL;
+ FALLBACK(intel, INTEL_FALLBACK_DRAW_BUFFER, false);
+ }
+
+ /* Check for depth fallback. */
+ if (irbDepth && irbDepth->region) {
+ assert(!fb_has_hiz || irbDepth->Base.Format != MESA_FORMAT_S8_Z24);
+ FALLBACK(intel, INTEL_FALLBACK_DEPTH_BUFFER, GL_FALSE);
+ depthRegion = irbDepth->region;
+ } else if (irbDepth && !irbDepth->region) {
+ FALLBACK(intel, INTEL_FALLBACK_DEPTH_BUFFER, GL_TRUE);
+ depthRegion = NULL;
+ } else { /* !irbDepth */
+ /* No fallback is needed because there is no depth buffer. */
+ FALLBACK(intel, INTEL_FALLBACK_DEPTH_BUFFER, GL_FALSE);
+ depthRegion = NULL;
+ }
+
+ /* Check for stencil fallback. */
+ if (irbStencil && irbStencil->region) {
+ assert(irbStencil->Base.Format == MESA_FORMAT_S8_Z24);
+ FALLBACK(intel, INTEL_FALLBACK_STENCIL_BUFFER, GL_FALSE);
+ } else if (irbStencil && !irbStencil->region) {
+ FALLBACK(intel, INTEL_FALLBACK_STENCIL_BUFFER, GL_TRUE);
+ } else { /* !irbStencil */
+ /* No fallback is needed because there is no stencil buffer. */
+ FALLBACK(intel, INTEL_FALLBACK_STENCIL_BUFFER, GL_FALSE);
+ }
+
+ /* If we have a (packed) stencil buffer attached but no depth buffer,
+ * we still need to set up the shared depth/stencil state so we can use it.
+ */
+ if (depthRegion == NULL && irbStencil && irbStencil->region
+ && irbStencil->Base.Format == MESA_FORMAT_S8_Z24) {
+ depthRegion = irbStencil->region;
+ }
+
+ /*
+ * Update depth and stencil test state
+ */
+ ctx->Driver.Enable(ctx, GL_DEPTH_TEST, ctx->Depth.Test);
+ ctx->Driver.Enable(ctx, GL_STENCIL_TEST, ctx->Stencil.Enabled);
+
+ i915_update_color_write_enable(i915, colorRegion != NULL);
+
+ intel->vtbl.set_draw_region(intel, &colorRegion, depthRegion,
+ fb->_NumColorDrawBuffers);
+ intel->NewGLState |= _NEW_BUFFERS;
+
+ /* update viewport since it depends on window size */
+ intelCalcViewport(ctx);
+
+ /* Set state we know depends on drawable parameters:
+ */
+ ctx->Driver.Scissor(ctx, ctx->Scissor.X, ctx->Scissor.Y,
+ ctx->Scissor.Width, ctx->Scissor.Height);
+ ctx->Driver.DepthRange(ctx, ctx->Viewport.Near, ctx->Viewport.Far);
+
+ /* Update culling direction which changes depending on the
+ * orientation of the buffer:
+ */
+ ctx->Driver.FrontFace(ctx, ctx->Polygon.FrontFace);
+}
static void
i915_new_batch(struct intel_context *intel)
*/
i915->state.emitted = 0;
i915->last_draw_offset = 0;
+ i915->last_sampler = 0;
+
+ i915->current_vb_bo = NULL;
+ i915->current_vertex_size = 0;
}
static void
(void) dirty;
}
+/** Return false; i915 does not support HiZ. */
+static bool
+i915_is_hiz_depth_format(struct intel_context *intel,
+ gl_format format)
+{
+ return false;
+}
+
+static void
+i915_invalidate_state(struct intel_context *intel, GLuint new_state)
+{
+ struct gl_context *ctx = &intel->ctx;
+
+ _swsetup_InvalidateState(ctx, new_state);
+ _tnl_InvalidateState(ctx, new_state);
+ _tnl_invalidate_vertex_state(ctx, new_state);
+}
+
void
i915InitVtbl(struct i915_context *i915)
{
i915->intel.vtbl.render_start = i915_render_start;
i915->intel.vtbl.render_prevalidate = i915_render_prevalidate;
i915->intel.vtbl.set_draw_region = i915_set_draw_region;
+ i915->intel.vtbl.update_draw_buffer = i915_update_draw_buffer;
i915->intel.vtbl.update_texture_state = i915UpdateTextureState;
i915->intel.vtbl.assert_not_dirty = i915_assert_not_dirty;
i915->intel.vtbl.finish_batch = intel_finish_vb;
+ i915->intel.vtbl.invalidate_state = i915_invalidate_state;
+ i915->intel.vtbl.render_target_supported = i915_render_target_supported;
+ i915->intel.vtbl.is_hiz_depth_format = i915_is_hiz_depth_format;
}