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gpu: Remove straightalpha shader

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As the new convert shader can do everything this shader could, use it
instead.
This commit is contained in:
Benjamin Otte 2024-06-23 00:02:38 +02:00
parent a78796f22c
commit eccdb594eb
6 changed files with 14 additions and 166 deletions
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23
gsk/gpu/gskgpunodeprocessor.c
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@ -15,6 +15,7 @@
#include "gskgpucolormatrixopprivate.h"
#include "gskgpucoloropprivate.h"
#include "gskgpuconicgradientopprivate.h"
#include "gskgpuconvertopprivate.h"
#include "gskgpucrossfadeopprivate.h"
#include "gskgpudescriptorsprivate.h"
#include "gskgpudeviceprivate.h"
@ -28,7 +29,6 @@
#include "gskgpurenderpassopprivate.h"
#include "gskgpuroundedcoloropprivate.h"
#include "gskgpuscissoropprivate.h"
#include "gskgpustraightalphaopprivate.h"
#include "gskgputextureopprivate.h"
#include "gskgpuuploadopprivate.h"
@ -42,6 +42,7 @@
#include "gsktransformprivate.h"
#include "gskprivate.h"
#include "gdk/gdkcolorstateprivate.h"
#include "gdk/gdkrgbaprivate.h"
#include "gdk/gdksubsurfaceprivate.h"
@ -557,14 +558,18 @@ gsk_gpu_node_processor_image_op (GskGpuNodeProcessor *self,
if (gsk_gpu_image_get_flags (image) & GSK_GPU_IMAGE_STRAIGHT_ALPHA)
{
gsk_gpu_straight_alpha_op (self->frame,
gsk_gpu_clip_get_shader_clip (&self->clip, &self->offset, rect),
self->opacity,
self->desc,
descriptor,
rect,
&self->offset,
tex_rect);
gsk_gpu_convert_op (self->frame,
gsk_gpu_clip_get_shader_clip (&self->clip, &self->offset, rect),
GDK_COLOR_STATE_SRGB,
FALSE,
GDK_COLOR_STATE_SRGB,
TRUE,
self->opacity,
self->desc,
descriptor,
rect,
&self->offset,
tex_rect);
}
else if (self->opacity < 1.0)
{

77
gsk/gpu/gskgpustraightalphaop.c
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@ -1,77 +0,0 @@
#include "config.h"
#include "gskgpustraightalphaopprivate.h"
#include "gskgpuframeprivate.h"
#include "gskgpuprintprivate.h"
#include "gskrectprivate.h"
#include "gpu/shaders/gskgpustraightalphainstance.h"
#define VARIATION_OPACITY (1 << 0)
#define VARIATION_STRAIGHT_ALPHA (1 << 1)
typedef struct _GskGpuStraightAlphaOp GskGpuStraightAlphaOp;
struct _GskGpuStraightAlphaOp
{
GskGpuShaderOp op;
};
static void
gsk_gpu_straight_alpha_op_print_instance (GskGpuShaderOp *shader,
gpointer instance_,
GString *string)
{
GskGpuStraightalphaInstance *instance = (GskGpuStraightalphaInstance *) instance_;
gsk_gpu_print_rect (string, instance->rect);
gsk_gpu_print_image_descriptor (string, shader->desc, instance->tex_id);
}
static const GskGpuShaderOpClass GSK_GPU_STRAIGHT_ALPHA_OP_CLASS = {
{
GSK_GPU_OP_SIZE (GskGpuStraightAlphaOp),
GSK_GPU_STAGE_SHADER,
gsk_gpu_shader_op_finish,
gsk_gpu_shader_op_print,
#ifdef GDK_RENDERING_VULKAN
gsk_gpu_shader_op_vk_command,
#endif
gsk_gpu_shader_op_gl_command
},
"gskgpustraightalpha",
sizeof (GskGpuStraightalphaInstance),
#ifdef GDK_RENDERING_VULKAN
&gsk_gpu_straightalpha_info,
#endif
gsk_gpu_straight_alpha_op_print_instance,
gsk_gpu_straightalpha_setup_attrib_locations,
gsk_gpu_straightalpha_setup_vao
};
void
gsk_gpu_straight_alpha_op (GskGpuFrame *frame,
GskGpuShaderClip clip,
float opacity,
GskGpuDescriptors *desc,
guint32 descriptor,
const graphene_rect_t *rect,
const graphene_point_t *offset,
const graphene_rect_t *tex_rect)
{
GskGpuStraightalphaInstance *instance;
gsk_gpu_shader_op_alloc (frame,
&GSK_GPU_STRAIGHT_ALPHA_OP_CLASS,
(opacity < 1.0 ? VARIATION_OPACITY : 0) |
VARIATION_STRAIGHT_ALPHA,
clip,
desc,
&instance);
gsk_gpu_rect_to_float (rect, offset, instance->rect);
gsk_gpu_rect_to_float (tex_rect, offset, instance->tex_rect);
instance->tex_id = descriptor;
instance->opacity = opacity;
}

20
gsk/gpu/gskgpustraightalphaopprivate.h
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@ -1,20 +0,0 @@
#pragma once
#include "gskgpushaderopprivate.h"
#include <graphene.h>
G_BEGIN_DECLS
void gsk_gpu_straight_alpha_op (GskGpuFrame *frame,
GskGpuShaderClip clip,
float opacity,
GskGpuDescriptors *desc,
guint32 descriptor,
const graphene_rect_t *rect,
const graphene_point_t *offset,
const graphene_rect_t *tex_rect);
G_END_DECLS

58
gsk/gpu/shaders/gskgpustraightalpha.glsl
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@ -1,58 +0,0 @@
#include "common.glsl"
#define VARIATION_OPACITY (1u << 0)
#define VARIATION_STRAIGHT_ALPHA (1u << 1)
#define HAS_VARIATION(var) ((GSK_VARIATION & var) == var)
PASS(0) vec2 _pos;
PASS_FLAT(1) Rect _rect;
PASS(2) vec2 _tex_coord;
PASS_FLAT(3) uint _tex_id;
PASS_FLAT(4) float _opacity;
#ifdef GSK_VERTEX_SHADER
IN(0) vec4 in_rect;
IN(1) vec4 in_tex_rect;
IN(2) uint in_tex_id;
IN(3) float in_opacity;
void
run (out vec2 pos)
{
Rect r = rect_from_gsk (in_rect);
pos = rect_get_position (r);
_pos = pos;
_rect = r;
_tex_coord = rect_get_coord (rect_from_gsk (in_tex_rect), pos);
_tex_id = in_tex_id;
_opacity = in_opacity;
}
#endif
#ifdef GSK_FRAGMENT_SHADER
void
run (out vec4 color,
out vec2 position)
{
float alpha = rect_coverage (_rect, _pos);
if (HAS_VARIATION (VARIATION_OPACITY))
alpha *= _opacity;
if (HAS_VARIATION (VARIATION_STRAIGHT_ALPHA))
color = gsk_texture_straight_alpha (_tex_id, _tex_coord) * alpha;
else
color = gsk_texture (_tex_id, _tex_coord) * alpha;
position = _pos;
}
#endif

1
gsk/gpu/shaders/meson.build
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@ -25,7 +25,6 @@ gsk_private_gpu_shaders = files([
'gskgpumask.glsl',
'gskgpuradialgradient.glsl',
'gskgpuroundedcolor.glsl',
'gskgpustraightalpha.glsl',
'gskgputexture.glsl',
])

1
gsk/meson.build
View File

@ -108,7 +108,6 @@ gsk_private_sources = files([
'gpu/gskgpuroundedcolorop.c',
'gpu/gskgpushaderop.c',
'gpu/gskgpuscissorop.c',
'gpu/gskgpustraightalphaop.c',
'gpu/gskgputextureop.c',
'gpu/gskgpuuploadop.c',
])