#include "pipe/p_defines.h"
#include "pipe/p_context.h"
-#include "pipe/internal/p_winsys_screen.h"
-#include "pipe/p_inlines.h"
#include "util/u_prim.h"
-#include "lp_buffer.h"
#include "lp_context.h"
#include "lp_state.h"
+#include "lp_query.h"
#include "draw/draw_context.h"
-static void
-llvmpipe_map_constant_buffers(struct llvmpipe_context *lp)
-{
- struct pipe_screen *screen = lp->pipe.screen;
- uint i, size;
-
- for (i = 0; i < PIPE_SHADER_TYPES; i++) {
- if (lp->constants[i].buffer && lp->constants[i].buffer->size)
- lp->mapped_constants[i] = screen->buffer_map(screen, lp->constants[i].buffer,
- PIPE_BUFFER_USAGE_CPU_READ);
- }
-
- if (lp->constants[PIPE_SHADER_VERTEX].buffer)
- size = lp->constants[PIPE_SHADER_VERTEX].buffer->size;
- else
- size = 0;
-
- lp->jit_context.constants = lp->mapped_constants[PIPE_SHADER_FRAGMENT];
-
- draw_set_mapped_constant_buffer(lp->draw,
- lp->mapped_constants[PIPE_SHADER_VERTEX],
- size);
-}
-
-
-static void
-llvmpipe_unmap_constant_buffers(struct llvmpipe_context *lp)
-{
- struct pipe_screen *screen = lp->pipe.screen;
- uint i;
-
- /* really need to flush all prims since the vert/frag shaders const buffers
- * are going away now.
- */
- draw_flush(lp->draw);
-
- draw_set_mapped_constant_buffer(lp->draw, NULL, 0);
-
- lp->jit_context.constants = NULL;
-
- for (i = 0; i < 2; i++) {
- if (lp->constants[i].buffer && lp->constants[i].buffer->size)
- screen->buffer_unmap(screen, lp->constants[i].buffer);
- lp->mapped_constants[i] = NULL;
- }
-}
-
-
-boolean
-llvmpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
- unsigned start, unsigned count)
-{
- return llvmpipe_draw_elements(pipe, NULL, 0, mode, start, count);
-}
-
-
/**
- * Draw vertex arrays, with optional indexing.
+ * Draw vertex arrays, with optional indexing, optional instancing.
+ * All the other drawing functions are implemented in terms of this function.
* Basically, map the vertex buffers (and drawing surfaces), then hand off
* the drawing to the 'draw' module.
*/
-boolean
-llvmpipe_draw_range_elements(struct pipe_context *pipe,
- struct pipe_buffer *indexBuffer,
- unsigned indexSize,
- unsigned min_index,
- unsigned max_index,
- unsigned mode, unsigned start, unsigned count)
+static void
+llvmpipe_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
{
struct llvmpipe_context *lp = llvmpipe_context(pipe);
struct draw_context *draw = lp->draw;
+ void *mapped_indices = NULL;
unsigned i;
- lp->reduced_api_prim = u_reduced_prim(mode);
+ if (!llvmpipe_check_render_cond(lp))
+ return;
if (lp->dirty)
llvmpipe_update_derived( lp );
- llvmpipe_map_constant_buffers(lp);
-
/*
* Map vertex buffers
*/
for (i = 0; i < lp->num_vertex_buffers; i++) {
- void *buf = llvmpipe_buffer(lp->vertex_buffer[i].buffer)->data;
+ void *buf = llvmpipe_resource_data(lp->vertex_buffer[i].buffer);
draw_set_mapped_vertex_buffer(draw, i, buf);
}
/* Map index buffer, if present */
- if (indexBuffer) {
- void *mapped_indexes = llvmpipe_buffer(indexBuffer)->data;
- draw_set_mapped_element_buffer_range(draw, indexSize,
- min_index,
- max_index,
- mapped_indexes);
- }
- else {
- /* no index/element buffer */
- draw_set_mapped_element_buffer_range(draw, 0, start,
- start + count - 1, NULL);
- }
+ if (info->indexed && lp->index_buffer.buffer)
+ mapped_indices = llvmpipe_resource_data(lp->index_buffer.buffer);
+
+ draw_set_mapped_index_buffer(draw, mapped_indices);
+
+ llvmpipe_prepare_vertex_sampling(lp,
+ lp->num_vertex_sampler_views,
+ lp->vertex_sampler_views);
/* draw! */
- draw_arrays(draw, mode, start, count);
+ draw_vbo(draw, info);
/*
- * unmap vertex/index buffers - will cause draw module to flush
+ * unmap vertex/index buffers
*/
for (i = 0; i < lp->num_vertex_buffers; i++) {
draw_set_mapped_vertex_buffer(draw, i, NULL);
}
- if (indexBuffer) {
- draw_set_mapped_element_buffer(draw, 0, NULL);
+ if (mapped_indices) {
+ draw_set_mapped_index_buffer(draw, NULL);
}
+ llvmpipe_cleanup_vertex_sampling(lp);
-
- /* Note: leave drawing surfaces mapped */
- llvmpipe_unmap_constant_buffers(lp);
-
- return TRUE;
-}
-
-
-boolean
-llvmpipe_draw_elements(struct pipe_context *pipe,
- struct pipe_buffer *indexBuffer,
- unsigned indexSize,
- unsigned mode, unsigned start, unsigned count)
-{
- return llvmpipe_draw_range_elements( pipe, indexBuffer,
- indexSize,
- 0, 0xffffffff,
- mode, start, count );
+ /*
+ * TODO: Flush only when a user vertex/index buffer is present
+ * (or even better, modify draw module to do this
+ * internally when this condition is seen?)
+ */
+ draw_flush(draw);
}
void
-llvmpipe_set_edgeflags(struct pipe_context *pipe, const unsigned *edgeflags)
+llvmpipe_init_draw_funcs(struct llvmpipe_context *llvmpipe)
{
- struct llvmpipe_context *lp = llvmpipe_context(pipe);
- draw_set_edgeflags(lp->draw, edgeflags);
+ llvmpipe->pipe.draw_vbo = llvmpipe_draw_vbo;
}