forked from AuroraMiddleware/gtk
528297f5e5
Instead of copying the (rather large) RenderOp to the GArray, we can simply set the fields directly in the allocated space for the struct. In most cases, there wont be any allocations to make as the array size is kept in tact across frame renderings.
365 lines
10 KiB
C
365 lines
10 KiB
C
#ifndef __GSK_GL_RENDER_OPS_H__
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#define __GSK_GL_RENDER_OPS_H__
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#include <glib.h>
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#include <graphene.h>
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#include <gdk/gdk.h>
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#include "gskgldriverprivate.h"
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#include "gskroundedrectprivate.h"
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#include "gskglrenderer.h"
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#include "gskrendernodeprivate.h"
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#define GL_N_VERTICES 6
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#define GL_N_PROGRAMS 13
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typedef struct
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{
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float translate_x;
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float translate_y;
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float scale_x;
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float scale_y;
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float dx_before;
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float dy_before;
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} OpsMatrixMetadata;
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typedef struct
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{
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GskTransform *transform;
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OpsMatrixMetadata metadata;
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} MatrixStackEntry;
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enum {
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OP_NONE,
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OP_CHANGE_OPACITY = 1,
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OP_CHANGE_COLOR = 2,
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OP_CHANGE_PROJECTION = 3,
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OP_CHANGE_MODELVIEW = 4,
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OP_CHANGE_PROGRAM = 5,
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OP_CHANGE_RENDER_TARGET = 6,
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OP_CHANGE_CLIP = 7,
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OP_CHANGE_VIEWPORT = 8,
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OP_CHANGE_SOURCE_TEXTURE = 9,
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OP_CHANGE_VAO = 10,
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OP_CHANGE_LINEAR_GRADIENT = 11,
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OP_CHANGE_COLOR_MATRIX = 12,
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OP_CHANGE_BLUR = 13,
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OP_CHANGE_INSET_SHADOW = 14,
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OP_CHANGE_OUTSET_SHADOW = 15,
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OP_CHANGE_BORDER = 16,
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OP_CHANGE_BORDER_COLOR = 17,
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OP_CHANGE_BORDER_WIDTH = 18,
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OP_CHANGE_CROSS_FADE = 19,
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OP_CHANGE_UNBLURRED_OUTSET_SHADOW = 20,
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OP_CLEAR = 21,
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OP_DRAW = 22,
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OP_DUMP_FRAMEBUFFER = 23,
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OP_PUSH_DEBUG_GROUP = 24,
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OP_POP_DEBUG_GROUP = 25,
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OP_CHANGE_BLEND = 26,
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OP_CHANGE_REPEAT = 27,
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};
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typedef struct
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{
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int index; /* Into the renderer's program array */
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int id;
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/* Common locations (gl_common)*/
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int source_location;
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int position_location;
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int uv_location;
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int alpha_location;
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int blend_mode_location;
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int viewport_location;
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int projection_location;
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int modelview_location;
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int clip_location;
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int clip_corner_widths_location;
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int clip_corner_heights_location;
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union {
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struct {
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int color_location;
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} color;
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struct {
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int color_location;
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} coloring;
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struct {
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int color_matrix_location;
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int color_offset_location;
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} color_matrix;
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struct {
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int num_color_stops_location;
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int color_stops_location;
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int color_offsets_location;
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int start_point_location;
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int end_point_location;
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} linear_gradient;
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struct {
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int blur_radius_location;
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int blur_size_location;
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int dir_location;
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} blur;
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struct {
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int color_location;
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int spread_location;
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int offset_location;
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int outline_location;
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int corner_widths_location;
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int corner_heights_location;
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} inset_shadow;
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struct {
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int outline_location;
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int corner_widths_location;
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int corner_heights_location;
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} outset_shadow;
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struct {
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int outline_location;
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int corner_widths_location;
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int corner_heights_location;
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int color_location;
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int spread_location;
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int offset_location;
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} unblurred_outset_shadow;
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struct {
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int color_location;
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int widths_location;
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int outline_location;
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int corner_widths_location;
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int corner_heights_location;
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} border;
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struct {
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int source2_location;
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int progress_location;
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} cross_fade;
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struct {
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int source2_location;
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int mode_location;
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} blend;
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struct {
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int child_bounds_location;
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int texture_rect_location;
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} repeat;
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};
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} Program;
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typedef struct
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{
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guint op;
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union {
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float opacity;
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graphene_matrix_t modelview;
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graphene_matrix_t projection;
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const Program *program;
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int texture_id;
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int render_target_id;
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GdkRGBA color;
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GskQuadVertex vertex_data[6];
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GskRoundedRect clip;
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graphene_rect_t viewport;
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struct {
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int n_color_stops;
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float color_offsets[8];
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float color_stops[4 * 8];
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graphene_point_t start_point;
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graphene_point_t end_point;
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} linear_gradient;
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struct {
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gsize vao_offset;
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gsize vao_size;
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} draw;
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struct {
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graphene_matrix_t matrix;
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graphene_vec4_t offset;
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} color_matrix;
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struct {
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float radius;
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graphene_size_t size;
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float dir[2];
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} blur;
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struct {
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float outline[4];
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float corner_widths[4];
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float corner_heights[4];
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float radius;
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float spread;
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float offset[2];
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float color[4];
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} inset_shadow;
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struct {
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float outline[4];
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float corner_widths[4];
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float corner_heights[4];
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float radius;
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float spread;
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float offset[2];
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float color[4];
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} outset_shadow;
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struct {
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float outline[4];
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float corner_widths[4];
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float corner_heights[4];
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float radius;
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float spread;
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float offset[2];
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float color[4];
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} unblurred_outset_shadow;
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struct {
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float color[4];
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} shadow;
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struct {
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float widths[4];
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float color[4];
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GskRoundedRect outline;
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} border;
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struct {
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float progress;
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int source2;
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} cross_fade;
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struct {
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int source2;
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int mode;
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} blend;
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struct {
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float child_bounds[4];
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float texture_rect[4];
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} repeat;
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struct {
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char *filename;
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int width;
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int height;
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} dump;
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struct {
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char text[180]; /* Size of linear_gradient, so 'should be enough' without growing RenderOp */
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} debug_group;
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};
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} RenderOp;
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typedef struct
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{
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GskTransform *modelview;
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GskRoundedRect clip;
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graphene_matrix_t projection;
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int source_texture;
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graphene_rect_t viewport;
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float opacity;
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/* Per-program state */
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union {
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GdkRGBA color;
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struct {
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graphene_matrix_t matrix;
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graphene_vec4_t offset;
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} color_matrix;
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struct {
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float widths[4];
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float color[4];
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GskRoundedRect outline;
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} border;
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};
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} ProgramState;
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typedef struct
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{
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ProgramState program_state[GL_N_PROGRAMS];
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const Program *current_program;
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int current_render_target;
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int current_texture;
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graphene_matrix_t current_projection;
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graphene_rect_t current_viewport;
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float current_opacity;
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float dx, dy;
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gsize buffer_size;
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GArray *render_ops;
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GskGLRenderer *renderer;
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/* Stack of modelview matrices */
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GArray *mv_stack;
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GskTransform *current_modelview;
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/* Same thing */
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GArray *clip_stack;
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/* Pointer into clip_stack */
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const GskRoundedRect *current_clip;
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} RenderOpBuilder;
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void ops_dump_framebuffer (RenderOpBuilder *builder,
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const char *filename,
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int width,
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int height);
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void ops_init (RenderOpBuilder *builder);
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void ops_free (RenderOpBuilder *builder);
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void ops_push_debug_group (RenderOpBuilder *builder,
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const char *text);
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void ops_pop_debug_group (RenderOpBuilder *builder);
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void ops_finish (RenderOpBuilder *builder);
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void ops_push_modelview (RenderOpBuilder *builder,
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GskTransform *transform);
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void ops_set_modelview (RenderOpBuilder *builder,
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GskTransform *transform);
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void ops_pop_modelview (RenderOpBuilder *builder);
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float ops_get_scale (const RenderOpBuilder *builder);
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void ops_set_program (RenderOpBuilder *builder,
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const Program *program);
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void ops_push_clip (RenderOpBuilder *builder,
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const GskRoundedRect *clip);
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void ops_pop_clip (RenderOpBuilder *builder);
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gboolean ops_has_clip (RenderOpBuilder *builder);
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void ops_transform_bounds_modelview (const RenderOpBuilder *builder,
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const graphene_rect_t *src,
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graphene_rect_t *dst);
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graphene_matrix_t ops_set_projection (RenderOpBuilder *builder,
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const graphene_matrix_t *projection);
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graphene_rect_t ops_set_viewport (RenderOpBuilder *builder,
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const graphene_rect_t *viewport);
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void ops_set_texture (RenderOpBuilder *builder,
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int texture_id);
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int ops_set_render_target (RenderOpBuilder *builder,
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int render_target_id);
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float ops_set_opacity (RenderOpBuilder *builder,
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float opacity);
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void ops_set_color (RenderOpBuilder *builder,
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const GdkRGBA *color);
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void ops_set_color_matrix (RenderOpBuilder *builder,
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const graphene_matrix_t *matrix,
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const graphene_vec4_t *offset);
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void ops_set_border (RenderOpBuilder *builder,
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const GskRoundedRect *outline);
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void ops_set_border_width (RenderOpBuilder *builder,
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const float *widths);
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void ops_set_border_color (RenderOpBuilder *builder,
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const GdkRGBA *color);
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void ops_draw (RenderOpBuilder *builder,
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const GskQuadVertex vertex_data[GL_N_VERTICES]);
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void ops_offset (RenderOpBuilder *builder,
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float x,
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float y);
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RenderOp *ops_begin (RenderOpBuilder *builder,
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guint kind);
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#endif
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