CWebRender pt2

gfx/wr/wr_internal.h

@@ -0,0 +1,82 @@
+#ifndef GFX_WR_INTERNAL_H
+#define GFX_WR_INTERNAL_H
+
+#include <webrender.h>
+#include <float.h>
+#include <math.h>
+#include <stdlib.h>
+#include <string.h>
+
+typedef struct {
+  wr_rect rect;
+  wr_color color;
+  wr_transform transform;
+  wr_rect clip_rect;
+  uint8_t has_clip;
+  uint8_t kind;
+  uint8_t active;
+  uint32_t image_key;
+  wr_rect tex_rect;
+  wr_item_id item_id;
+} wr_rect_command;
+
+typedef struct {
+  wr_transform transform;
+  float opacity;
+  size_t clip_depth;
+} wr_display_state;
+
+typedef struct {
+  size_t command_count;
+  wr_rect_command* commands;
+} wr_scene_transaction;
+
+struct wr_context {
+  wr_rect_command* commands;
+  size_t command_count;
+  size_t command_capacity;
+
+  wr_gpu_quad* quads;
+  size_t quad_count;
+  size_t quad_capacity;
+
+  wr_gpu_batch* batches;
+  size_t batch_count;
+  size_t batch_capacity;
+
+  wr_rect viewport;
+  wr_transform transform;
+  float opacity;
+  wr_rect* clip_stack;
+  size_t clip_depth;
+  size_t clip_capacity;
+  wr_display_state* state_stack;
+  size_t state_depth;
+  size_t state_capacity;
+  wr_item_id next_item_id;
+  wr_image_resource* images;
+  size_t image_count;
+  size_t image_capacity;
+  wr_scene_transaction* transactions;
+  size_t transaction_depth;
+  size_t transaction_capacity;
+  int frame_valid;
+  wr_frame frame;
+};
+
+int wr_size_mul_overflow(size_t, size_t);
+int wr_reserve(void**, size_t*, size_t, size_t);
+int wr_valid_rect(wr_rect);
+int wr_valid_transform(wr_transform);
+wr_transform wr_identity_transform(void);
+wr_transform wr_multiply_transform(wr_transform, wr_transform);
+wr_rect wr_empty_rect(void);
+float wr_clamp01(float);
+wr_color wr_normalize_color(wr_color);
+int wr_colors_equal(wr_color, wr_color);
+int wr_rects_equal(wr_rect, wr_rect);
+int wr_intersects(wr_rect, wr_rect);
+wr_rect wr_intersect_rect(wr_rect, wr_rect);
+wr_rect wr_transform_bounds(wr_rect, wr_transform);
+int wr_command_occluded(const wr_context*, size_t);
+#endif