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vulkan: Allow to control scaling in the blend pipeline

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Pass in a second rect that defines the size of the texture.
Update the sole caller to pass in the same rect, for unchanged
behavior.
This commit is contained in:
Matthias Clasen 2017-09-29 22:07:30 -04:00
parent e91051a562
commit 538e7c7982
3 changed files with 9 additions and 6 deletions
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11
gsk/gskvulkanblendpipeline.c
View File

@ -93,7 +93,8 @@ gsk_vulkan_blend_pipeline_count_vertex_data (GskVulkanBlendPipeline *pipeline)
void
gsk_vulkan_blend_pipeline_collect_vertex_data (GskVulkanBlendPipeline *pipeline,
guchar *data,
const graphene_rect_t *rect)
const graphene_rect_t *rect,
const graphene_rect_t *tex_rect)
{
GskVulkanBlendInstance *instance = (GskVulkanBlendInstance *) data;
@ -101,10 +102,10 @@ gsk_vulkan_blend_pipeline_collect_vertex_data (GskVulkanBlendPipeline *pipeline,
instance->rect[1] = rect->origin.y;
instance->rect[2] = rect->size.width;
instance->rect[3] = rect->size.height;
instance->tex_rect[0] = 0.0;
instance->tex_rect[1] = 0.0;
instance->tex_rect[2] = 1.0;
instance->tex_rect[3] = 1.0;
instance->tex_rect[0] = (rect->origin.x - tex_rect->origin.x)/tex_rect->size.width;
instance->tex_rect[1] = (rect->origin.y - tex_rect->origin.y)/tex_rect->size.height;
instance->tex_rect[2] = (rect->size.width + rect->origin.x - tex_rect->origin.x)/tex_rect->size.width;
instance->tex_rect[3] = (rect->size.height + rect->origin.y - tex_rect->origin.y)/tex_rect->size.height;
}
gsize

3
gsk/gskvulkanblendpipelineprivate.h
View File

@ -21,7 +21,8 @@ GskVulkanPipeline * gsk_vulkan_blend_pipeline_new (GdkVulk
gsize gsk_vulkan_blend_pipeline_count_vertex_data (GskVulkanBlendPipeline *pipeline);
void gsk_vulkan_blend_pipeline_collect_vertex_data (GskVulkanBlendPipeline *pipeline,
guchar *data,
const graphene_rect_t *rect);
const graphene_rect_t *rect,
const graphene_rect_t *tex_rect);
gsize gsk_vulkan_blend_pipeline_draw (GskVulkanBlendPipeline *pipeline,
VkCommandBuffer command_buffer,
gsize offset,

1
gsk/gskvulkanrenderpass.c
View File

@ -1055,6 +1055,7 @@ gsk_vulkan_render_pass_collect_vertex_data (GskVulkanRenderPass *self,
op->render.vertex_offset = offset + n_bytes;
gsk_vulkan_blend_pipeline_collect_vertex_data (GSK_VULKAN_BLEND_PIPELINE (op->render.pipeline),
data + n_bytes + offset,
&op->render.node->bounds,
&op->render.node->bounds);
n_bytes += op->render.vertex_count;
}