#include "util/u_simple_shaders.h"
#include "util/u_memory.h"
#include "util/u_sampler.h"
+#include "util/u_math.h"
#include "cso_cache/cso_context.h"
#include "tgsi/tgsi_ureg.h"
void *fs;
+ struct {
+ struct pipe_blend_state blend;
+ struct pipe_rasterizer_state rasterizer;
+ struct pipe_shader_state vs_state;
+ struct pipe_depth_stencil_alpha_state dsa;
+ struct pipe_framebuffer_state fb;
+ } g3d;
+
+ struct pipe_resource *vs_const_buffer;
+
VGfloat vertices[4][2][4];
void *cached_vs[NUM_RENDERER_VS];
cso_set_fragment_shader_handle(r->cso, r->cached_fs[id]);
}
+typedef enum {
+ VEGA_Y0_TOP,
+ VEGA_Y0_BOTTOM
+} VegaOrientation;
+
+static void vg_set_viewport(struct vg_context *ctx,
+ VegaOrientation orientation)
+{
+ struct st_framebuffer *stfb = ctx->draw_buffer;
+ struct pipe_viewport_state viewport;
+ VGfloat y_scale = (orientation == VEGA_Y0_BOTTOM) ? -2.f : 2.f;
+
+ viewport.scale[0] = stfb->width / 2.f;
+ viewport.scale[1] = stfb->height / y_scale;
+ viewport.scale[2] = 1.0;
+ viewport.scale[3] = 1.0;
+ viewport.translate[0] = stfb->width / 2.f;
+ viewport.translate[1] = stfb->height / 2.f;
+ viewport.translate[2] = 0.0;
+ viewport.translate[3] = 0.0;
+
+ cso_set_viewport(ctx->cso_context, &viewport);
+}
+
/**
* Set renderer target.
*
struct pipe_rasterizer_state raster;
struct pipe_depth_stencil_alpha_state dsa;
- /* TODO do not access owner state */
- raster = renderer->owner->state.g3d.rasterizer;
+ raster = renderer->g3d.rasterizer;
dsa = renderer->u.polygon_stencil.dsa;
/* front */
dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_REPLACE;
dsa.stencil[0].valuemask = ~0;
dsa.stencil[0].writemask = ~0;
- /* TODO do not access owner state */
- dsa.depth = renderer->owner->state.g3d.dsa.depth;
+ dsa.depth = renderer->g3d.dsa.depth;
cso_set_depth_stencil_alpha(renderer->cso, &dsa);
renderer->state = RENDERER_STATE_POLYGON_FILL;
cso_delete_fragment_shader(ctx->cso, ctx->cached_fs[i]);
}
+ pipe_resource_reference(&ctx->vs_const_buffer, NULL);
+
#if 0
if (ctx->fs) {
cso_delete_fragment_shader(ctx->cso, ctx->fs);
FREE(ctx);
}
+static void update_clip_state(struct renderer *renderer,
+ const struct vg_state *state)
+{
+ struct pipe_depth_stencil_alpha_state *dsa = &renderer->g3d.dsa;
+
+ memset(dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state));
+
+ if (state->scissoring) {
+ struct pipe_framebuffer_state *fb = &renderer->g3d.fb;
+ int i;
+
+ renderer_scissor_begin(renderer, VG_FALSE);
+
+ for (i = 0; i < state->scissor_rects_num; ++i) {
+ const float x = state->scissor_rects[i * 4 + 0].f;
+ const float y = state->scissor_rects[i * 4 + 1].f;
+ const float width = state->scissor_rects[i * 4 + 2].f;
+ const float height = state->scissor_rects[i * 4 + 3].f;
+ VGint x0, y0, x1, y1, iw, ih;
+
+ x0 = (VGint) x;
+ y0 = (VGint) y;
+ if (x0 < 0)
+ x0 = 0;
+ if (y0 < 0)
+ y0 = 0;
+
+ /* note that x1 and y1 are exclusive */
+ x1 = (VGint) ceilf(x + width);
+ y1 = (VGint) ceilf(y + height);
+ if (x1 > fb->width)
+ x1 = fb->width;
+ if (y1 > fb->height)
+ y1 = fb->height;
+
+ iw = x1 - x0;
+ ih = y1 - y0;
+ if (iw > 0 && ih> 0 )
+ renderer_scissor(renderer, x0, y0, iw, ih);
+ }
+
+ renderer_scissor_end(renderer);
+
+ dsa->depth.enabled = 1; /* glEnable(GL_DEPTH_TEST); */
+ dsa->depth.writemask = 0;/*glDepthMask(FALSE);*/
+ dsa->depth.func = PIPE_FUNC_GEQUAL;
+ }
+}
+
+/**
+ * Propogate OpenVG state changes to the renderer. Only framebuffer, blending
+ * and scissoring states are relevant here.
+ */
+void renderer_validate(struct renderer *renderer,
+ VGbitfield dirty,
+ const struct st_framebuffer *stfb,
+ const struct vg_state *state)
+{
+ assert(renderer->state == RENDERER_STATE_INIT);
+
+ if (dirty & BLEND_DIRTY) {
+ struct pipe_blend_state *blend = &renderer->g3d.blend;
+ memset(blend, 0, sizeof(struct pipe_blend_state));
+ blend->rt[0].blend_enable = 1;
+ blend->rt[0].colormask = PIPE_MASK_RGBA;
+
+ switch (state->blend_mode) {
+ case VG_BLEND_SRC:
+ blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->rt[0].blend_enable = 0;
+ break;
+ case VG_BLEND_SRC_OVER:
+ blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
+ blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
+ blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
+ break;
+ case VG_BLEND_DST_OVER:
+ blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_INV_DST_ALPHA;
+ blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_INV_DST_ALPHA;
+ blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_DST_ALPHA;
+ blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_DST_ALPHA;
+ break;
+ case VG_BLEND_SRC_IN:
+ blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_DST_ALPHA;
+ blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_DST_ALPHA;
+ blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ break;
+ case VG_BLEND_DST_IN:
+ blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
+ blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
+ break;
+ case VG_BLEND_MULTIPLY:
+ case VG_BLEND_SCREEN:
+ case VG_BLEND_DARKEN:
+ case VG_BLEND_LIGHTEN:
+ blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
+ blend->rt[0].blend_enable = 0;
+ break;
+ case VG_BLEND_ADDITIVE:
+ blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ONE;
+ blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ONE;
+ break;
+ default:
+ assert(!"not implemented blend mode");
+ }
+ cso_set_blend(renderer->cso, blend);
+ }
+
+ if (dirty & RASTERIZER_DIRTY) {
+ struct pipe_rasterizer_state *raster = &renderer->g3d.rasterizer;
+ memset(raster, 0, sizeof(struct pipe_rasterizer_state));
+ raster->gl_rasterization_rules = 1;
+ cso_set_rasterizer(renderer->cso, raster);
+ }
+
+ if (dirty & FRAMEBUFFER_DIRTY) {
+ struct pipe_framebuffer_state *fb = &renderer->g3d.fb;
+ struct pipe_resource **cbuf = &renderer->vs_const_buffer;
+ VGfloat vs_consts[8];
+
+ memset(fb, 0, sizeof(struct pipe_framebuffer_state));
+ fb->width = stfb->width;
+ fb->height = stfb->height;
+ fb->nr_cbufs = 1;
+ fb->cbufs[0] = stfb->strb->surface;
+ fb->zsbuf = stfb->dsrb->surface;
+
+ cso_set_framebuffer(renderer->cso, fb);
+ vg_set_viewport(renderer->owner, VEGA_Y0_BOTTOM);
+
+ /* surface coordinates to clipped coordinates */
+ vs_consts[0] = 2.0f / fb->width;
+ vs_consts[1] = 2.0f / fb->height;
+ vs_consts[2] = 1.0f;
+ vs_consts[3] = 1.0f;
+ vs_consts[4] = -1.0f;
+ vs_consts[5] = -1.0f;
+ vs_consts[6] = 0.0f;
+ vs_consts[7] = 0.0f;
+
+ pipe_resource_reference(cbuf, NULL);
+ *cbuf = pipe_buffer_create(renderer->pipe->screen,
+ PIPE_BIND_CONSTANT_BUFFER,
+ sizeof(vs_consts));
+
+ if (*cbuf) {
+ pipe_buffer_write(renderer->pipe,
+ *cbuf, 0, sizeof(vs_consts), vs_consts);
+ }
+ renderer->pipe->set_constant_buffer(renderer->pipe,
+ PIPE_SHADER_VERTEX, 0, *cbuf);
+
+ /* we also got a new depth buffer */
+ if (dirty & DEPTH_STENCIL_DIRTY) {
+ renderer->pipe->clear(renderer->pipe,
+ PIPE_CLEAR_DEPTHSTENCIL, NULL, 0.0, 0);
+ }
+ }
+
+ if (dirty & VS_DIRTY)
+ renderer_set_vs(renderer, RENDERER_VS_PLAIN);
+
+ /* must be last because it renders to the depth buffer*/
+ if (dirty & DEPTH_STENCIL_DIRTY) {
+ update_clip_state(renderer, state);
+ cso_set_depth_stencil_alpha(renderer->cso, &renderer->g3d.dsa);
+ }
+}
+
void renderer_draw_quad(struct renderer *r,
VGfloat x1, VGfloat y1,
VGfloat x2, VGfloat y2,
#include "util/u_memory.h"
#include "util/u_blit.h"
#include "util/u_sampler.h"
-#include "util/u_math.h"
struct vg_context *_vg_context = 0;
}
}
-static void update_clip_state(struct vg_context *ctx)
-{
- struct pipe_depth_stencil_alpha_state *dsa = &ctx->state.g3d.dsa;
- struct vg_state *state = &ctx->state.vg;
-
- memset(dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state));
-
- if (state->scissoring) {
- struct pipe_framebuffer_state *fb = &ctx->state.g3d.fb;
- int i;
-
- renderer_scissor_begin(ctx->renderer, VG_FALSE);
-
- for (i = 0; i < state->scissor_rects_num; ++i) {
- const float x = state->scissor_rects[i * 4 + 0].f;
- const float y = state->scissor_rects[i * 4 + 1].f;
- const float width = state->scissor_rects[i * 4 + 2].f;
- const float height = state->scissor_rects[i * 4 + 3].f;
- VGint x0, y0, x1, y1, iw, ih;
-
- x0 = (VGint) x;
- y0 = (VGint) y;
- if (x0 < 0)
- x0 = 0;
- if (y0 < 0)
- y0 = 0;
-
- /* note that x1 and y1 are exclusive */
- x1 = (VGint) ceilf(x + width);
- y1 = (VGint) ceilf(y + height);
- if (x1 > fb->width)
- x1 = fb->width;
- if (y1 > fb->height)
- y1 = fb->height;
-
- iw = x1 - x0;
- ih = y1 - y0;
- if (iw > 0 && ih> 0 )
- renderer_scissor(ctx->renderer, x0, y0, iw, ih);
- }
-
- renderer_scissor_end(ctx->renderer);
-
- dsa->depth.enabled = 1; /* glEnable(GL_DEPTH_TEST); */
- dsa->depth.writemask = 0;/*glDepthMask(FALSE);*/
- dsa->depth.func = PIPE_FUNC_GEQUAL;
- }
-}
-
void vg_validate_state(struct vg_context *ctx)
{
vg_manager_validate_framebuffer(ctx);
- if ((ctx->state.dirty & BLEND_DIRTY)) {
- struct pipe_blend_state *blend = &ctx->state.g3d.blend;
- memset(blend, 0, sizeof(struct pipe_blend_state));
- blend->rt[0].blend_enable = 1;
- blend->rt[0].colormask = PIPE_MASK_RGBA;
-
- switch (ctx->state.vg.blend_mode) {
- case VG_BLEND_SRC:
- blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
- blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
- blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
- blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
- blend->rt[0].blend_enable = 0;
- break;
- case VG_BLEND_SRC_OVER:
- blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
- blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
- blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
- blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
- break;
- case VG_BLEND_DST_OVER:
- blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_INV_DST_ALPHA;
- blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_INV_DST_ALPHA;
- blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_DST_ALPHA;
- blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_DST_ALPHA;
- break;
- case VG_BLEND_SRC_IN:
- blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_DST_ALPHA;
- blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_DST_ALPHA;
- blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
- blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
- break;
- case VG_BLEND_DST_IN:
- blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ZERO;
- blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ZERO;
- blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
- blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
- break;
- case VG_BLEND_MULTIPLY:
- case VG_BLEND_SCREEN:
- case VG_BLEND_DARKEN:
- case VG_BLEND_LIGHTEN:
- blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
- blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
- blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO;
- blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO;
- blend->rt[0].blend_enable = 0;
- break;
- case VG_BLEND_ADDITIVE:
- blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
- blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
- blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ONE;
- blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ONE;
- break;
- default:
- assert(!"not implemented blend mode");
- }
- cso_set_blend(ctx->cso_context, &ctx->state.g3d.blend);
- }
- if ((ctx->state.dirty & RASTERIZER_DIRTY)) {
- struct pipe_rasterizer_state *raster = &ctx->state.g3d.rasterizer;
- memset(raster, 0, sizeof(struct pipe_rasterizer_state));
- raster->gl_rasterization_rules = 1;
- cso_set_rasterizer(ctx->cso_context, &ctx->state.g3d.rasterizer);
- }
- if ((ctx->state.dirty & FRAMEBUFFER_DIRTY)) {
- struct pipe_framebuffer_state *fb = &ctx->state.g3d.fb;
- struct pipe_resource **cbuf = &ctx->vs_const_buffer;
- VGfloat vs_consts[8];
-
- memset(fb, 0, sizeof(struct pipe_framebuffer_state));
- fb->width = ctx->draw_buffer->width;
- fb->height = ctx->draw_buffer->height;
- fb->nr_cbufs = 1;
- fb->cbufs[0] = ctx->draw_buffer->strb->surface;
- fb->zsbuf = ctx->draw_buffer->dsrb->surface;
-
- cso_set_framebuffer(ctx->cso_context, fb);
- vg_set_viewport(ctx, VEGA_Y0_BOTTOM);
-
- /* surface coordinates to clipped coordinates */
- vs_consts[0] = 2.0f / fb->width;
- vs_consts[1] = 2.0f / fb->height;
- vs_consts[2] = 1.0f;
- vs_consts[3] = 1.0f;
- vs_consts[4] = -1.0f;
- vs_consts[5] = -1.0f;
- vs_consts[6] = 0.0f;
- vs_consts[7] = 0.0f;
+ renderer_validate(ctx->renderer, ctx->state.dirty,
+ ctx->draw_buffer, &ctx->state.vg);
- pipe_resource_reference(cbuf, NULL);
- *cbuf = pipe_buffer_create(ctx->pipe->screen,
- PIPE_BIND_CONSTANT_BUFFER,
- sizeof(vs_consts));
-
- if (*cbuf) {
- st_no_flush_pipe_buffer_write(ctx, *cbuf,
- 0, sizeof(vs_consts), vs_consts);
- }
- ctx->pipe->set_constant_buffer(ctx->pipe, PIPE_SHADER_VERTEX, 0, *cbuf);
-
- /* we also got a new depth buffer */
- if ((ctx->state.dirty & DEPTH_STENCIL_DIRTY))
- ctx->pipe->clear(ctx->pipe, PIPE_CLEAR_DEPTHSTENCIL, NULL, 0.0, 0);
- }
- if ((ctx->state.dirty & VS_DIRTY)) {
- cso_set_vertex_shader_handle(ctx->cso_context,
- vg_plain_vs(ctx));
- }
-
- /* must be last because it renders to the depth buffer*/
- if ((ctx->state.dirty & DEPTH_STENCIL_DIRTY)) {
- update_clip_state(ctx);
- cso_set_depth_stencil_alpha(ctx->cso_context, &ctx->state.g3d.dsa);
- }
+ ctx->state.dirty = NONE_DIRTY;
shader_set_masking(ctx->shader, ctx->state.vg.masking);
shader_set_image_mode(ctx->shader, ctx->state.vg.image_mode);
-
- ctx->state.dirty = NONE_DIRTY;
}
VGboolean vg_object_is_valid(void *ptr, enum vg_object_type type)
return ctx->texture_vs->driver;
}
-
-void vg_set_viewport(struct vg_context *ctx, VegaOrientation orientation)
-{
- struct st_framebuffer *stfb = ctx->draw_buffer;
- struct pipe_viewport_state viewport;
- VGfloat y_scale = (orientation == VEGA_Y0_BOTTOM) ? -2.f : 2.f;
-
- viewport.scale[0] = stfb->width / 2.f;
- viewport.scale[1] = stfb->height / y_scale;
- viewport.scale[2] = 1.0;
- viewport.scale[3] = 1.0;
- viewport.translate[0] = stfb->width / 2.f;
- viewport.translate[1] = stfb->height / 2.f;
- viewport.translate[2] = 0.0;
- viewport.translate[3] = 0.0;
-
- cso_set_viewport(ctx->cso_context, &viewport);
-}
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