gtk/gsk/gpu/gskgpublurop.c
2024-01-07 07:22:50 +01:00

105 lines
2.9 KiB
C

#include "config.h"
#include "gskgpubluropprivate.h"
#include "gskgpuframeprivate.h"
#include "gskgpuprintprivate.h"
#include "gskrectprivate.h"
#include "gpu/shaders/gskgpublurinstance.h"
typedef struct _GskGpuBlurOp GskGpuBlurOp;
struct _GskGpuBlurOp
{
GskGpuShaderOp op;
GskGpuShaderImage image;
};
static void
gsk_gpu_blur_op_finish (GskGpuOp *op)
{
GskGpuBlurOp *self = (GskGpuBlurOp *) op;
g_object_unref (self->image.image);
}
static void
gsk_gpu_blur_op_print (GskGpuOp *op,
GskGpuFrame *frame,
GString *string,
guint indent)
{
GskGpuBlurOp *self = (GskGpuBlurOp *) op;
GskGpuShaderOp *shader = (GskGpuShaderOp *) op;
GskGpuBlurInstance *instance;
instance = (GskGpuBlurInstance *) gsk_gpu_frame_get_vertex_data (frame, shader->vertex_offset);
gsk_gpu_print_op (string, indent, "blur");
gsk_gpu_print_rect (string, instance->rect);
gsk_gpu_print_image (string, self->image.image);
gsk_gpu_print_newline (string);
}
static const GskGpuShaderImage *
gsk_gpu_blur_op_get_images (GskGpuShaderOp *op,
gsize *n_images)
{
GskGpuBlurOp *self = (GskGpuBlurOp *) op;
*n_images = 1;
return &self->image;
}
static const GskGpuShaderOpClass GSK_GPU_BLUR_OP_CLASS = {
{
GSK_GPU_OP_SIZE (GskGpuBlurOp),
GSK_GPU_STAGE_SHADER,
gsk_gpu_blur_op_finish,
gsk_gpu_blur_op_print,
#ifdef GDK_RENDERING_VULKAN
gsk_gpu_shader_op_vk_command,
#endif
gsk_gpu_shader_op_gl_command
},
"gskgpublur",
sizeof (GskGpuBlurInstance),
#ifdef GDK_RENDERING_VULKAN
&gsk_gpu_blur_info,
#endif
gsk_gpu_blur_op_get_images,
gsk_gpu_blur_setup_vao
};
void
gsk_gpu_blur_op (GskGpuFrame *frame,
GskGpuShaderClip clip,
GskGpuImage *image,
GskGpuSampler sampler,
const graphene_rect_t *rect,
const graphene_point_t *offset,
const graphene_rect_t *tex_rect,
const graphene_vec2_t *blur_direction,
const GdkRGBA *blur_color)
{
GskGpuBlurInstance *instance;
GskGpuBlurOp *self;
self = (GskGpuBlurOp *) gsk_gpu_shader_op_alloc (frame,
&GSK_GPU_BLUR_OP_CLASS,
clip,
&instance);
gsk_gpu_rect_to_float (rect, offset, instance->rect);
gsk_gpu_rect_to_float (tex_rect, offset, instance->tex_rect);
graphene_vec2_to_float (blur_direction, instance->blur_direction);
gsk_gpu_rgba_to_float (blur_color, instance->blur_color);
self->image.image = g_object_ref (image);
self->image.sampler = sampler;
self->image.descriptor = gsk_gpu_frame_get_image_descriptor (frame, image, sampler);
instance->tex_id = self->image.descriptor;
}