#include "i830_context.h"
#include "i830_reg.h"
#include "intel_batchbuffer.h"
+#include "intel_mipmap_tree.h"
#include "intel_regions.h"
#include "intel_tris.h"
#include "intel_fbo.h"
+#include "intel_buffers.h"
+#include "tnl/tnl.h"
#include "tnl/t_context.h"
#include "tnl/t_vertex.h"
+#include "swrast_setup/swrast_setup.h"
+#include "main/renderbuffer.h"
+#include "main/framebuffer.h"
#define FILE_DEBUG_FLAG DEBUG_STATE
-static GLboolean i830_check_vertex_size(struct intel_context *intel,
- GLuint expected);
+static bool i830_check_vertex_size(struct intel_context *intel,
+ GLuint expected);
#define SZ_TO_HW(sz) ((sz-2)&0x3)
#define EMIT_SZ(sz) (EMIT_1F + (sz) - 1)
static void
i830_render_start(struct intel_context *intel)
{
- GLcontext *ctx = &intel->ctx;
+ struct gl_context *ctx = &intel->ctx;
struct i830_context *i830 = i830_context(ctx);
TNLcontext *tnl = TNL_CONTEXT(ctx);
struct vertex_buffer *VB = &tnl->vb;
/* Pull apart the vertex format registers and figure out how large a
* vertex is supposed to be.
*/
-static GLboolean
+static bool
i830_check_vertex_size(struct intel_context *intel, GLuint expected)
{
struct i830_context *i830 = i830_context(&intel->ctx);
#define emit( intel, state, size ) \
- intel_batchbuffer_data(intel->batch, state, size )
+ intel_batchbuffer_data(intel, state, size, false)
static GLuint
get_dirty(struct i830_hw_state *state)
* scheduling is allowed, rather than assume that it is whenever a
* batchbuffer fills up.
*/
- intel_batchbuffer_require_space(intel->batch,
- get_state_size(state) + INTEL_PRIM_EMIT_SIZE);
+ intel_batchbuffer_require_space(intel,
+ get_state_size(state) + INTEL_PRIM_EMIT_SIZE,
+ false);
count = 0;
again:
aper_count = 0;
dirty = get_dirty(state);
- aper_array[aper_count++] = intel->batch->buf;
+ aper_array[aper_count++] = intel->batch.bo;
if (dirty & I830_UPLOAD_BUFFERS) {
- aper_array[aper_count++] = state->draw_region->buffer;
+ aper_array[aper_count++] = state->draw_region->bo;
if (state->depth_region)
- aper_array[aper_count++] = state->depth_region->buffer;
+ aper_array[aper_count++] = state->depth_region->bo;
}
for (i = 0; i < I830_TEX_UNITS; i++)
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, "i830 emit state");
BEGIN_BATCH(count);
OUT_BATCH(state->Buffer[I830_DESTREG_CBUFADDR0]);
OUT_BATCH(state->Buffer[I830_DESTREG_CBUFADDR1]);
- OUT_RELOC(state->draw_region->buffer,
+ OUT_RELOC(state->draw_region->bo,
I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
if (state->depth_region) {
OUT_BATCH(state->Buffer[I830_DESTREG_DBUFADDR0]);
OUT_BATCH(state->Buffer[I830_DESTREG_DBUFADDR1]);
- OUT_RELOC(state->depth_region->buffer,
+ OUT_RELOC(state->depth_region->bo,
I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
}
BEGIN_BATCH(I830_TEX_SETUP_SIZE + 1);
OUT_BATCH(state->Tex[i][I830_TEXREG_TM0LI]);
- 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][I830_TEXREG_TM0S1]);
OUT_BATCH(state->Tex[i][I830_TEXREG_TM0S2]);
}
}
- intel->batch->dirty_state &= ~dirty;
assert(get_dirty(state) == 0);
- assert((intel->batch->dirty_state & (1<<1)) == 0);
}
static void
_tnl_free_vertices(&intel->ctx);
}
+static uint32_t i830_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,
+ [MESA_FORMAT_ARGB1555] = DV_PF_1555,
+ [MESA_FORMAT_ARGB4444] = DV_PF_4444,
+};
+
+static bool
+i830_render_target_supported(struct intel_context *intel, gl_format format)
+{
+ if (format == MESA_FORMAT_S8_Z24 ||
+ format == MESA_FORMAT_X8_Z24 ||
+ format == MESA_FORMAT_Z16) {
+ return true;
+ }
+
+ return i830_render_target_format_for_mesa_format[format] != 0;
+}
+
static void
i830_set_draw_region(struct intel_context *intel,
struct intel_region *color_regions[],
GLuint num_regions)
{
struct i830_context *i830 = i830_context(&intel->ctx);
- GLcontext *ctx = &intel->ctx;
+ 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 i830_hw_state *state = &i830->state;
uint32_t draw_x, draw_y;
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) | DEPTH_IS_Z); /* .5 */
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;
- break;
- case MESA_FORMAT_ARGB1555:
- value |= DV_PF_1555;
- break;
- case MESA_FORMAT_ARGB4444:
- value |= DV_PF_4444;
- break;
- default:
- _mesa_problem(ctx, "Bad renderbuffer format: %d\n",
- irb->Base.Format);
- }
+ value |= i830_render_target_format_for_mesa_format[irb->Base.Format];
}
if (depth_region && depth_region->cpp == 4) {
}
state->Buffer[I830_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, I830_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;
I830_STATECHANGE(i830, I830_UPLOAD_BUFFERS);
}
+/**
+ * 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
+i830_update_draw_buffer(struct intel_context *intel)
+{
+ struct gl_context *ctx = &intel->ctx;
+ struct gl_framebuffer *fb = ctx->DrawBuffer;
+ struct intel_region *colorRegions[MAX_DRAW_BUFFERS], *depthRegion = NULL;
+ struct intel_renderbuffer *irbDepth = NULL, *irbStencil = NULL;
+
+ 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 are zero buffers or the buffer is too big, don't configure any
+ * regions for hardware drawing. We'll fallback to software below. Not
+ * having regions set makes some of the software fallback paths faster.
+ */
+ if ((fb->Width > ctx->Const.MaxRenderbufferSize)
+ || (fb->Height > ctx->Const.MaxRenderbufferSize)
+ || (fb->_NumColorDrawBuffers == 0)) {
+ /* writing to 0 */
+ colorRegions[0] = NULL;
+ }
+ else if (fb->_NumColorDrawBuffers > 1) {
+ int i;
+ struct intel_renderbuffer *irb;
+
+ for (i = 0; i < fb->_NumColorDrawBuffers; i++) {
+ irb = intel_renderbuffer(fb->_ColorDrawBuffers[i]);
+ colorRegions[i] = (irb && irb->mt) ? irb->mt->region : NULL;
+ }
+ }
+ else {
+ /* Get the intel_renderbuffer for the single colorbuffer we're drawing
+ * into.
+ */
+ if (fb->Name == 0) {
+ /* drawing to window system buffer */
+ if (fb->_ColorDrawBufferIndexes[0] == BUFFER_FRONT_LEFT)
+ colorRegions[0] = intel_get_rb_region(fb, BUFFER_FRONT_LEFT);
+ else
+ colorRegions[0] = intel_get_rb_region(fb, BUFFER_BACK_LEFT);
+ }
+ else {
+ /* drawing to user-created FBO */
+ struct intel_renderbuffer *irb;
+ irb = intel_renderbuffer(fb->_ColorDrawBuffers[0]);
+ colorRegions[0] = (irb && irb->mt->region) ? irb->mt->region : NULL;
+ }
+ }
+
+ if (!colorRegions[0]) {
+ FALLBACK(intel, INTEL_FALLBACK_DRAW_BUFFER, true);
+ }
+ else {
+ FALLBACK(intel, INTEL_FALLBACK_DRAW_BUFFER, false);
+ }
+
+ /* Check for depth fallback. */
+ if (irbDepth && irbDepth->mt) {
+ FALLBACK(intel, INTEL_FALLBACK_DEPTH_BUFFER, false);
+ depthRegion = irbDepth->mt->region;
+ } else if (irbDepth && !irbDepth->mt) {
+ FALLBACK(intel, INTEL_FALLBACK_DEPTH_BUFFER, true);
+ depthRegion = NULL;
+ } else { /* !irbDepth */
+ /* No fallback is needed because there is no depth buffer. */
+ FALLBACK(intel, INTEL_FALLBACK_DEPTH_BUFFER, false);
+ depthRegion = NULL;
+ }
+
+ /* Check for stencil fallback. */
+ if (irbStencil && irbStencil->mt) {
+ assert(irbStencil->Base.Format == MESA_FORMAT_S8_Z24);
+ FALLBACK(intel, INTEL_FALLBACK_STENCIL_BUFFER, false);
+ } else if (irbStencil && !irbStencil->mt) {
+ FALLBACK(intel, INTEL_FALLBACK_STENCIL_BUFFER, true);
+ } else { /* !irbStencil */
+ /* No fallback is needed because there is no stencil buffer. */
+ FALLBACK(intel, INTEL_FALLBACK_STENCIL_BUFFER, 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->mt
+ && irbStencil->Base.Format == MESA_FORMAT_S8_Z24) {
+ depthRegion = irbStencil->mt->region;
+ }
+
+ /*
+ * Update depth and stencil test state
+ */
+ ctx->Driver.Enable(ctx, GL_DEPTH_TEST,
+ (ctx->Depth.Test && fb->Visual.depthBits > 0));
+ ctx->Driver.Enable(ctx, GL_STENCIL_TEST,
+ (ctx->Stencil.Enabled && fb->Visual.stencilBits > 0));
+
+ intel->vtbl.set_draw_region(intel, colorRegions, 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);
+}
+
/* This isn't really handled at the moment.
*/
static void
{
struct i830_context *i830 = i830_context(&intel->ctx);
assert(!get_dirty(&i830->state));
+ (void) i830;
}
static void
i830_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);
+
if (new_state & _NEW_LIGHT)
i830_update_provoking_vertex(&intel->ctx);
}
+static bool
+i830_is_hiz_depth_format(struct intel_context *intel, gl_format format)
+{
+ return false;
+}
+
void
i830InitVtbl(struct i830_context *i830)
{
i830->intel.vtbl.new_batch = i830_new_batch;
i830->intel.vtbl.reduced_primitive_state = i830_reduced_primitive_state;
i830->intel.vtbl.set_draw_region = i830_set_draw_region;
+ i830->intel.vtbl.update_draw_buffer = i830_update_draw_buffer;
i830->intel.vtbl.update_texture_state = i830UpdateTextureState;
i830->intel.vtbl.render_start = i830_render_start;
i830->intel.vtbl.render_prevalidate = i830_render_prevalidate;
i830->intel.vtbl.assert_not_dirty = i830_assert_not_dirty;
i830->intel.vtbl.finish_batch = intel_finish_vb;
i830->intel.vtbl.invalidate_state = i830_invalidate_state;
+ i830->intel.vtbl.render_target_supported = i830_render_target_supported;
+ i830->intel.vtbl.is_hiz_depth_format = i830_is_hiz_depth_format;
}
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