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gl renderer: Add util to load vertex data with texture region

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This commit is contained in:
Timm Bäder 2019-12-29 16:54:56 +01:00
parent b9726901a5
commit eebe67cf0a
1 changed files with 74 additions and 149 deletions
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221
gsk/gl/gskglrenderer.c
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@ -290,6 +290,51 @@ node_supports_transform (GskRenderNode *node)
return FALSE;
}
static inline void
load_vertex_data_with_region (GskQuadVertex vertex_data[GL_N_VERTICES],
GskRenderNode *node,
RenderOpBuilder *builder,
const TextureRegion *r,
gboolean flip_y)
{
const float min_x = builder->dx + node->bounds.origin.x;
const float min_y = builder->dy + node->bounds.origin.y;
const float max_x = min_x + node->bounds.size.width;
const float max_y = min_y + node->bounds.size.height;
const float y1 = flip_y ? r->y2 : r->y;
const float y2 = flip_y ? r->y : r->y2;
vertex_data[0].position[0] = min_x;
vertex_data[0].position[1] = min_y;
vertex_data[0].uv[0] = r->x;
vertex_data[0].uv[1] = y1;
vertex_data[1].position[0] = min_x;
vertex_data[1].position[1] = max_y;
vertex_data[1].uv[0] = r->x;
vertex_data[1].uv[1] = y2;
vertex_data[2].position[0] = max_x;
vertex_data[2].position[1] = min_y;
vertex_data[2].uv[0] = r->x2;
vertex_data[2].uv[1] = y1;
vertex_data[3].position[0] = max_x;
vertex_data[3].position[1] = max_y;
vertex_data[3].uv[0] = r->x2;
vertex_data[3].uv[1] = y2;
vertex_data[4].position[0] = min_x;
vertex_data[4].position[1] = max_y;
vertex_data[4].uv[0] = r->x;
vertex_data[4].uv[1] = y2;
vertex_data[5].position[0] = max_x;
vertex_data[5].position[1] = min_y;
vertex_data[5].uv[0] = r->x2;
vertex_data[5].uv[1] = y1;
}
static void
load_vertex_data (GskQuadVertex vertex_data[GL_N_VERTICES],
GskRenderNode *node,
@ -887,13 +932,13 @@ render_texture_node (GskGLRenderer *self,
{
GdkTexture *texture = gsk_texture_node_get_texture (node);
const int max_texture_size = gsk_gl_driver_get_max_texture_size (self->gl_driver);
if (texture->width > max_texture_size || texture->height > max_texture_size)
{
const float min_x = builder->dx + node->bounds.origin.x;
const float min_y = builder->dy + node->bounds.origin.y;
const float max_x = min_x + node->bounds.size.width;
const float max_y = min_y + node->bounds.size.height;
if (texture->width > max_texture_size || texture->height > max_texture_size)
{
const float scale_x = (max_x - min_x) / texture->width;
const float scale_y = (max_y - min_y) / texture->height;
TextureSlice *slices;
@ -934,15 +979,10 @@ render_texture_node (GskGLRenderer *self,
ops_set_program (builder, &self->blit_program);
ops_set_texture (builder, r.texture_id);
ops_draw (builder, (GskQuadVertex[GL_N_VERTICES]) {
{ { min_x, min_y }, { r.x, r.y }, },
{ { min_x, max_y }, { r.x, r.y2 }, },
{ { max_x, min_y }, { r.x2, r.y }, },
{ { max_x, max_y }, { r.x2, r.y2 }, },
{ { min_x, max_y }, { r.x, r.y2 }, },
{ { max_x, min_y }, { r.x2, r.y }, },
});
load_vertex_data_with_region (ops_draw (builder, NULL),
node, builder,
&r,
FALSE);
}
}
@ -1002,11 +1042,6 @@ render_transform_node (GskGLRenderer *self,
&region, &is_offscreen,
RESET_CLIP | RESET_OPACITY))
{
const float min_x = child->bounds.origin.x;
const float min_y = child->bounds.origin.y;
const float max_x = min_x + child->bounds.size.width;
const float max_y = min_y + child->bounds.size.height;
/* For non-trivial transforms, we draw everything on a texture and then
* draw the texture transformed. */
/* TODO: We should compute a modelview containing only the "non-trivial"
@ -1017,35 +1052,10 @@ render_transform_node (GskGLRenderer *self,
ops_set_texture (builder, region.texture_id);
ops_set_program (builder, &self->blit_program);
if (is_offscreen)
{
const GskQuadVertex offscreen_vertex_data[GL_N_VERTICES] = {
{ { min_x, min_y }, { region.x, region.y2 }, },
{ { min_x, max_y }, { region.x, region.y }, },
{ { max_x, min_y }, { region.x2, region.y2 }, },
{ { max_x, max_y }, { region.x2, region.y }, },
{ { min_x, max_y }, { region.x, region.y }, },
{ { max_x, min_y }, { region.x2, region.y2 }, },
};
ops_draw (builder, offscreen_vertex_data);
}
else
{
const GskQuadVertex onscreen_vertex_data[GL_N_VERTICES] = {
{ { min_x, min_y }, { region.x, region.y }, },
{ { min_x, max_y }, { region.x, region.y2 }, },
{ { max_x, min_y }, { region.x2, region.y }, },
{ { max_x, max_y }, { region.x2, region.y2 }, },
{ { min_x, max_y }, { region.x, region.y2 }, },
{ { max_x, min_y }, { region.x2, region.y }, },
};
ops_draw (builder, onscreen_vertex_data);
}
load_vertex_data_with_region (ops_draw (builder, NULL),
child, builder,
&region,
is_offscreen);
ops_pop_modelview (builder);
}
}
@ -1063,10 +1073,6 @@ render_opacity_node (GskGLRenderer *self,
if (gsk_render_node_get_node_type (child) == GSK_CONTAINER_NODE)
{
const float min_x = builder->dx + node->bounds.origin.x;
const float min_y = builder->dy + node->bounds.origin.y;
const float max_x = min_x + node->bounds.size.width;
const float max_y = min_y + node->bounds.size.height;
gboolean is_offscreen;
TextureRegion region;
@ -1084,15 +1090,10 @@ render_opacity_node (GskGLRenderer *self,
ops_set_program (builder, &self->blit_program);
ops_set_texture (builder, region.texture_id);
ops_draw (builder, (GskQuadVertex[GL_N_VERTICES]) {
{ { min_x, min_y }, { region.x, region.y2 }, },
{ { min_x, max_y }, { region.x, region.y }, },
{ { max_x, min_y }, { region.x2, region.y2 }, },
{ { max_x, max_y }, { region.x2, region.y }, },
{ { min_x, max_y }, { region.x, region.y }, },
{ { max_x, min_y }, { region.x2, region.y2 }, },
});
load_vertex_data_with_region (ops_draw (builder, NULL),
node, builder,
&region,
is_offscreen);
}
else
{
@ -1204,10 +1205,6 @@ render_rounded_clip_node (GskGLRenderer *self,
}
else
{
const float min_x = builder->dx + node->bounds.origin.x;
const float min_y = builder->dy + node->bounds.origin.y;
const float max_x = min_x + node->bounds.size.width;
const float max_y = min_y + node->bounds.size.height;
graphene_matrix_t scale_matrix;
gboolean is_offscreen;
TextureRegion region;
@ -1240,15 +1237,7 @@ render_rounded_clip_node (GskGLRenderer *self,
ops_set_program (builder, &self->blit_program);
ops_set_texture (builder, region.texture_id);
ops_draw (builder, (GskQuadVertex[GL_N_VERTICES]) {
{ { min_x, min_y }, { 0, 1 }, },
{ { min_x, max_y }, { 0, 0 }, },
{ { max_x, min_y }, { 1, 1 }, },
{ { max_x, max_y }, { 1, 0 }, },
{ { min_x, max_y }, { 0, 0 }, },
{ { max_x, min_y }, { 1, 1 }, },
});
load_offscreen_vertex_data (ops_draw (builder, NULL), node, builder);
}
/* Else this node is entirely out of the current clip node and we don't draw it anyway. */
}
@ -1258,10 +1247,6 @@ render_color_matrix_node (GskGLRenderer *self,
GskRenderNode *node,
RenderOpBuilder *builder)
{
const float min_x = builder->dx + node->bounds.origin.x;
const float min_y = builder->dy + node->bounds.origin.y;
const float max_x = min_x + node->bounds.size.width;
const float max_y = min_y + node->bounds.size.height;
GskRenderNode *child = gsk_color_matrix_node_get_child (node);
TextureRegion region;
gboolean is_offscreen;
@ -1283,34 +1268,10 @@ render_color_matrix_node (GskGLRenderer *self,
ops_set_texture (builder, region.texture_id);
if (is_offscreen)
{
GskQuadVertex offscreen_vertex_data[GL_N_VERTICES] = {
{ { min_x, min_y }, { region.x, region.y2 }, },
{ { min_x, max_y }, { region.x, region.y }, },
{ { max_x, min_y }, { region.x2, region.y2 }, },
{ { max_x, max_y }, { region.x2, region.y }, },
{ { min_x, max_y }, { region.x, region.y }, },
{ { max_x, min_y }, { region.x2, region.y2 }, },
};
ops_draw (builder, offscreen_vertex_data);
}
else
{
const GskQuadVertex onscreen_vertex_data[GL_N_VERTICES] = {
{ { min_x, min_y }, { region.x, region.y }, },
{ { min_x, max_y }, { region.x, region.y2 }, },
{ { max_x, min_y }, { region.x2, region.y }, },
{ { max_x, max_y }, { region.x2, region.y2 }, },
{ { min_x, max_y }, { region.x, region.y2 }, },
{ { max_x, min_y }, { region.x2, region.y }, },
};
ops_draw (builder, onscreen_vertex_data);
}
load_vertex_data_with_region (ops_draw (builder, NULL),
node, builder,
&region,
is_offscreen);
}
static inline int
@ -1633,10 +1594,6 @@ render_inset_shadow_node (GskGLRenderer *self,
/* Use a clip to cut away the unwanted parts outside of the original outline */
{
const gboolean needs_clip = !gsk_rounded_rect_is_rectilinear (node_outline);
const float min_x = builder->dx + node->bounds.origin.x;
const float min_y = builder->dy + node->bounds.origin.y;
const float max_x = min_x + node->bounds.size.width;
const float max_y = min_y + node->bounds.size.height;
const float tx1 = blur_extra / 2.0 * scale / texture_width;
const float tx2 = 1.0 - tx1;
const float ty1 = blur_extra / 2.0 * scale / texture_height;
@ -1653,15 +1610,11 @@ render_inset_shadow_node (GskGLRenderer *self,
ops_set_program (builder, &self->blit_program);
ops_set_texture (builder, blurred_texture_id);
ops_draw (builder, (GskQuadVertex[GL_N_VERTICES]) {
{ { min_x, min_y }, { tx1, ty2 }, },
{ { min_x, max_y }, { tx1, ty1 }, },
{ { max_x, min_y }, { tx2, ty2 }, },
{ { max_x, max_y }, { tx2, ty1 }, },
{ { min_x, max_y }, { tx1, ty1 }, },
{ { max_x, min_y }, { tx2, ty2 }, },
});
load_vertex_data_with_region (ops_draw (builder, NULL),
node, builder,
&(TextureRegion) { 0, tx1, ty1, tx2, ty2 },
TRUE);
if (needs_clip)
ops_pop_clip (builder);
@ -2250,10 +2203,6 @@ render_repeat_node (GskGLRenderer *self,
GskRenderNode *node,
RenderOpBuilder *builder)
{
const float min_x = builder->dx + node->bounds.origin.x;
const float min_y = builder->dy + node->bounds.origin.y;
const float max_x = min_x + node->bounds.size.width;
const float max_y = min_y + node->bounds.size.height;
GskRenderNode *child = gsk_repeat_node_get_child (node);
const graphene_rect_t *child_bounds = gsk_repeat_node_peek_child_bounds (node);
TextureRegion region;
@ -2311,34 +2260,10 @@ render_repeat_node (GskGLRenderer *self,
op->texture_rect[3] = region.y2;
}
if (is_offscreen)
{
const GskQuadVertex offscreen_vertex_data[GL_N_VERTICES] = {
{ { min_x, min_y }, { region.x, region.y2 }, },
{ { min_x, max_y }, { region.x, region.y }, },
{ { max_x, min_y }, { region.x2, region.y2 }, },
{ { max_x, max_y }, { region.x2, region.y }, },
{ { min_x, max_y }, { region.x, region.y }, },
{ { max_x, min_y }, { region.x2, region.y2 }, },
};
ops_draw (builder, offscreen_vertex_data);
}
else
{
const GskQuadVertex onscreen_vertex_data[GL_N_VERTICES] = {
{ { min_x, min_y }, { region.x, region.y }, },
{ { min_x, max_y }, { region.x, region.y2 }, },
{ { max_x, min_y }, { region.x2, region.y }, },
{ { max_x, max_y }, { region.x2, region.y2 }, },
{ { min_x, max_y }, { region.x, region.y2 }, },
{ { max_x, min_y }, { region.x2, region.y }, },
};
ops_draw (builder, onscreen_vertex_data);
}
load_vertex_data_with_region (ops_draw (builder, NULL),
node, builder,
&region,
is_offscreen);
}
static inline void