102 lines
3.2 KiB
C
102 lines
3.2 KiB
C
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#include "config.h"
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#include "gskvulkantextureopprivate.h"
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#include "gskvulkanprivate.h"
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#include "gskvulkanshaderopprivate.h"
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#include "vulkan/resources/texture.vert.h"
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typedef struct _GskVulkanTextureOp GskVulkanTextureOp;
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struct _GskVulkanTextureOp
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{
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GskVulkanShaderOp op;
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GskVulkanRenderSampler sampler;
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graphene_rect_t rect;
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graphene_rect_t tex_rect;
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guint32 image_descriptor;
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};
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static void
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gsk_vulkan_texture_op_print (GskVulkanOp *op,
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GString *string,
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guint indent)
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{
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GskVulkanTextureOp *self = (GskVulkanTextureOp *) op;
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GskVulkanShaderOp *shader = (GskVulkanShaderOp *) op;
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print_indent (string, indent);
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print_rect (string, &self->rect);
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g_string_append (string, "texture ");
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print_image (string, shader->images[0]);
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print_newline (string);
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}
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static void
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gsk_vulkan_texture_op_collect_vertex_data (GskVulkanOp *op,
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guchar *data)
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{
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GskVulkanTextureOp *self = (GskVulkanTextureOp *) op;
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GskVulkanTextureInstance *instance = (GskVulkanTextureInstance *) (data + ((GskVulkanShaderOp *) op)->vertex_offset);
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instance->rect[0] = self->rect.origin.x;
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instance->rect[1] = self->rect.origin.y;
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instance->rect[2] = self->rect.size.width;
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instance->rect[3] = self->rect.size.height;
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instance->tex_rect[0] = self->tex_rect.origin.x;
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instance->tex_rect[1] = self->tex_rect.origin.y;
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instance->tex_rect[2] = self->tex_rect.size.width;
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instance->tex_rect[3] = self->tex_rect.size.height;
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instance->tex_id = self->image_descriptor;
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}
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static void
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gsk_vulkan_texture_op_reserve_descriptor_sets (GskVulkanOp *op,
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GskVulkanRender *render)
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{
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GskVulkanTextureOp *self = (GskVulkanTextureOp *) op;
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GskVulkanShaderOp *shader = (GskVulkanShaderOp *) op;
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self->image_descriptor = gsk_vulkan_render_get_image_descriptor (render, shader->images[0], self->sampler);
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}
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static const GskVulkanShaderOpClass GSK_VULKAN_TEXTURE_OP_CLASS = {
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{
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GSK_VULKAN_OP_SIZE (GskVulkanTextureOp),
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GSK_VULKAN_STAGE_SHADER,
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gsk_vulkan_shader_op_finish,
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gsk_vulkan_texture_op_print,
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gsk_vulkan_shader_op_count_vertex_data,
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gsk_vulkan_texture_op_collect_vertex_data,
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gsk_vulkan_texture_op_reserve_descriptor_sets,
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gsk_vulkan_shader_op_command
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},
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"texture",
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1,
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&gsk_vulkan_texture_info,
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};
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void
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gsk_vulkan_texture_op (GskVulkanRender *render,
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GskVulkanShaderClip clip,
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GskVulkanImage *image,
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GskVulkanRenderSampler sampler,
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const graphene_rect_t *rect,
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const graphene_point_t *offset,
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const graphene_rect_t *tex_rect)
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{
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GskVulkanTextureOp *self;
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self = (GskVulkanTextureOp *) gsk_vulkan_shader_op_alloc (render,
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&GSK_VULKAN_TEXTURE_OP_CLASS,
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clip,
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&image);
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self->sampler = sampler;
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graphene_rect_offset_r (rect, offset->x, offset->y, &self->rect);
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gsk_vulkan_normalize_tex_coords (&self->tex_rect, rect, tex_rect);
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}
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