mainnika
/
weston
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Moved shader state into gles2-renderer.

Browse Source
John Kåre Alsaker 12 years ago committed by Kristian Høgsberg
parent d615980b6b
commit 4068414a32
2 changed files with 71 additions and 63 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 18
      src/compositor.h
  2. 116
      src/gles2-renderer.c

18
src/compositor.h
Unescape View File

@ -249,15 +249,6 @@ struct weston_seat {
struct input_method *input_method;
};
struct weston_shader {
GLuint program;
GLuint vertex_shader, fragment_shader;
GLint proj_uniform;
GLint tex_uniforms[3];
GLint alpha_uniform;
GLint color_uniform;
};
enum {
WESTON_COMPOSITOR_ACTIVE,
WESTON_COMPOSITOR_IDLE, /* shell->unlock called on activity */
@ -294,14 +285,6 @@ struct weston_renderer {
struct weston_compositor {
struct wl_signal destroy_signal;
struct weston_shader texture_shader_rgba;
struct weston_shader texture_shader_rgbx;
struct weston_shader texture_shader_egl_external;
struct weston_shader texture_shader_y_uv;
struct weston_shader texture_shader_y_u_v;
struct weston_shader texture_shader_y_xuxv;
struct weston_shader solid_shader;
struct weston_shader *current_shader;
struct wl_display *wl_display;
struct weston_shell_interface shell_interface;
@ -424,7 +407,6 @@ struct weston_surface {
int32_t pitch;
struct wl_list link;
struct wl_list layer_link;
struct weston_shader *shader;
float alpha;
struct weston_plane *plane;

116
src/gles2-renderer.c
Unescape View File

@ -31,12 +31,22 @@
#include "compositor.h"
struct gles2_shader {
GLuint program;
GLuint vertex_shader, fragment_shader;
GLint proj_uniform;
GLint tex_uniforms[3];
GLint alpha_uniform;
GLint color_uniform;
};
struct gles2_output_state {
EGLSurface egl_surface;
};
struct gles2_surface_state {
GLfloat color[4];
struct gles2_shader *shader;
};
struct gles2_renderer {
@ -52,6 +62,16 @@ struct gles2_renderer {
GLuint texture;
int32_t width, height;
} border;
struct gles2_shader texture_shader_rgba;
struct gles2_shader texture_shader_rgbx;
struct gles2_shader texture_shader_egl_external;
struct gles2_shader texture_shader_y_uv;
struct gles2_shader texture_shader_y_u_v;
struct gles2_shader texture_shader_y_xuxv;
struct gles2_shader invert_color_shader;
struct gles2_shader solid_shader;
struct gles2_shader *current_shader;
};
static inline struct gles2_output_state *
@ -539,6 +559,7 @@ static void
triangle_fan_debug(struct weston_surface *surface, int first, int count)
{
struct weston_compositor *compositor = surface->compositor;
struct gles2_renderer *gr = get_renderer(compositor);
int i;
GLushort *buffer;
GLushort *index;
@ -566,11 +587,11 @@ triangle_fan_debug(struct weston_surface *surface, int first, int count)
*index++ = first + i;
}
glUseProgram(compositor->solid_shader.program);
glUniform4fv(compositor->solid_shader.color_uniform, 1,
glUseProgram(gr->solid_shader.program);
glUniform4fv(gr->solid_shader.color_uniform, 1,
color[color_idx++ % ARRAY_LENGTH(color)]);
glDrawElements(GL_LINES, nelems, GL_UNSIGNED_SHORT, buffer);
glUseProgram(compositor->current_shader->program);
glUseProgram(gr->current_shader->program);
free(buffer);
}
@ -642,18 +663,18 @@ use_output(struct weston_output *output)
}
static void
use_shader(struct weston_compositor *compositor,
struct weston_shader *shader)
use_shader(struct gles2_renderer *gr,
struct gles2_shader *shader)
{
if (compositor->current_shader == shader)
if (gr->current_shader == shader)
return;
glUseProgram(shader->program);
compositor->current_shader = shader;
gr->current_shader = shader;
}
static void
shader_uniforms(struct weston_shader *shader,
shader_uniforms(struct gles2_shader *shader,
struct weston_surface *surface,
struct weston_output *output)
{
@ -674,6 +695,8 @@ draw_surface(struct weston_surface *es, struct weston_output *output,
pixman_region32_t *damage) /* in global coordinates */
{
struct weston_compositor *ec = es->compositor;
struct gles2_renderer *gr = get_renderer(ec);
struct gles2_surface_state *gs = get_surface_state(es);
/* repaint bounding region in global coordinates: */
pixman_region32_t repaint;
/* non-opaque region in surface coordinates: */
@ -696,12 +719,12 @@ draw_surface(struct weston_surface *es, struct weston_output *output,
glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
if (ec->fan_debug) {
use_shader(ec, &ec->solid_shader);
shader_uniforms(&ec->solid_shader, es, output);
use_shader(gr, &gr->solid_shader);
shader_uniforms(&gr->solid_shader, es, output);
}
use_shader(ec, es->shader);
shader_uniforms(es->shader, es, output);
use_shader(gr, gs->shader);
shader_uniforms(gs->shader, es, output);
if (es->transform.enabled || output->zoom.active)
filter = GL_LINEAR;
@ -721,14 +744,14 @@ draw_surface(struct weston_surface *es, struct weston_output *output,
pixman_region32_subtract(&surface_blend, &surface_blend, &es->opaque);
if (pixman_region32_not_empty(&es->opaque)) {
if (es->shader == &ec->texture_shader_rgba) {
if (gs->shader == &gr->texture_shader_rgba) {
/* Special case for RGBA textures with possibly
* bad data in alpha channel: use the shader
* that forces texture alpha = 1.0.
* Xwayland surfaces need this.
*/
use_shader(ec, &ec->texture_shader_rgbx);
shader_uniforms(&ec->texture_shader_rgbx, es, output);
use_shader(gr, &gr->texture_shader_rgbx);
shader_uniforms(&gr->texture_shader_rgbx, es, output);
}
if (es->alpha < 1.0)
@ -740,7 +763,7 @@ draw_surface(struct weston_surface *es, struct weston_output *output,
}
if (pixman_region32_not_empty(&surface_blend)) {
use_shader(ec, es->shader);
use_shader(gr, gs->shader);
glEnable(GL_BLEND);
repaint_region(es, &repaint, &surface_blend);
}
@ -844,12 +867,12 @@ draw_border(struct weston_output *output)
{
struct weston_compositor *ec = output->compositor;
struct gles2_renderer *gr = get_renderer(ec);
struct weston_shader *shader = &ec->texture_shader_rgba;
struct gles2_shader *shader = &gr->texture_shader_rgba;
GLfloat *v;
int n;
glDisable(GL_BLEND);
use_shader(ec, shader);
use_shader(gr, shader);
glUniformMatrix4fv(shader->proj_uniform,
1, GL_FALSE, output->matrix.d);
@ -1046,6 +1069,7 @@ gles2_renderer_attach(struct weston_surface *es, struct wl_buffer *buffer)
{
struct weston_compositor *ec = es->compositor;
struct gles2_renderer *gr = get_renderer(ec);
struct gles2_surface_state *gs = get_surface_state(es);
EGLint attribs[3], format;
int i, num_planes;
@ -1070,9 +1094,9 @@ gles2_renderer_attach(struct weston_surface *es, struct wl_buffer *buffer)
es->pitch, buffer->height, 0,
GL_BGRA_EXT, GL_UNSIGNED_BYTE, NULL);
if (wl_shm_buffer_get_format(buffer) == WL_SHM_FORMAT_XRGB8888)
es->shader = &ec->texture_shader_rgbx;
gs->shader = &gr->texture_shader_rgbx;
else
es->shader = &ec->texture_shader_rgba;
gs->shader = &gr->texture_shader_rgba;
} else if (ec->query_buffer(gr->egl_display, buffer,
EGL_TEXTURE_FORMAT, &format)) {
for (i = 0; i < es->num_images; i++)
@ -1084,24 +1108,24 @@ gles2_renderer_attach(struct weston_surface *es, struct wl_buffer *buffer)
case EGL_TEXTURE_RGBA:
default:
num_planes = 1;
es->shader = &ec->texture_shader_rgba;
gs->shader = &gr->texture_shader_rgba;
break;
case EGL_TEXTURE_EXTERNAL_WL:
num_planes = 1;
es->target = GL_TEXTURE_EXTERNAL_OES;
es->shader = &ec->texture_shader_egl_external;
gs->shader = &gr->texture_shader_egl_external;
break;
case EGL_TEXTURE_Y_UV_WL:
num_planes = 2;
es->shader = &ec->texture_shader_y_uv;
gs->shader = &gr->texture_shader_y_uv;
break;
case EGL_TEXTURE_Y_U_V_WL:
num_planes = 3;
es->shader = &ec->texture_shader_y_u_v;
gs->shader = &gr->texture_shader_y_u_v;
break;
case EGL_TEXTURE_Y_XUXV_WL:
num_planes = 2;
es->shader = &ec->texture_shader_y_xuxv;
gs->shader = &gr->texture_shader_y_xuxv;
break;
}
@ -1137,13 +1161,14 @@ gles2_renderer_surface_set_color(struct weston_surface *surface,
float red, float green, float blue, float alpha)
{
struct gles2_surface_state *gs = get_surface_state(surface);
struct gles2_renderer *gr = get_renderer(surface->compositor);
gs->color[0] = red;
gs->color[1] = green;
gs->color[2] = blue;
gs->color[3] = alpha;
surface->shader = &surface->compositor->solid_shader;
gs->shader = &gr->solid_shader;
}
static int
@ -1306,7 +1331,7 @@ compile_shader(GLenum type, int count, const char **sources)
}
static int
shader_init(struct weston_shader *shader, struct weston_compositor *ec,
shader_init(struct gles2_shader *shader, struct weston_compositor *ec,
const char *vertex_source, const char *fragment_source)
{
char msg[512];
@ -1358,7 +1383,7 @@ shader_init(struct weston_shader *shader, struct weston_compositor *ec,
}
static void
shader_release(struct weston_shader *shader)
shader_release(struct gles2_shader *shader)
{
glDeleteShader(shader->vertex_shader);
glDeleteShader(shader->fragment_shader);
@ -1681,26 +1706,28 @@ gles2_renderer_display(struct weston_compositor *ec)
static int
compile_shaders(struct weston_compositor *ec)
{
if (shader_init(&ec->texture_shader_rgba, ec,
struct gles2_renderer *gr = get_renderer(ec);
if (shader_init(&gr->texture_shader_rgba, ec,
vertex_shader, texture_fragment_shader_rgba) < 0)
return -1;
if (shader_init(&ec->texture_shader_rgbx, ec,
if (shader_init(&gr->texture_shader_rgbx, ec,
vertex_shader, texture_fragment_shader_rgbx) < 0)
return -1;
if (ec->has_egl_image_external &&
shader_init(&ec->texture_shader_egl_external, ec,
shader_init(&gr->texture_shader_egl_external, ec,
vertex_shader, texture_fragment_shader_egl_external) < 0)
return -1;
if (shader_init(&ec->texture_shader_y_uv, ec,
if (shader_init(&gr->texture_shader_y_uv, ec,
vertex_shader, texture_fragment_shader_y_uv) < 0)
return -1;
if (shader_init(&ec->texture_shader_y_u_v, ec,
if (shader_init(&gr->texture_shader_y_u_v, ec,
vertex_shader, texture_fragment_shader_y_u_v) < 0)
return -1;
if (shader_init(&ec->texture_shader_y_xuxv, ec,
if (shader_init(&gr->texture_shader_y_xuxv, ec,
vertex_shader, texture_fragment_shader_y_xuxv) < 0)
return -1;
if (shader_init(&ec->solid_shader, ec,
if (shader_init(&gr->solid_shader, ec,
vertex_shader, solid_fragment_shader) < 0)
return -1;
@ -1712,19 +1739,18 @@ fragment_debug_binding(struct wl_seat *seat, uint32_t time, uint32_t key,
void *data)
{
struct weston_compositor *ec = data;
struct gles2_renderer *renderer =
(struct gles2_renderer *) ec->renderer;
struct gles2_renderer *gr = get_renderer(ec);
struct weston_output *output;
renderer->fragment_shader_debug ^= 1;
gr->fragment_shader_debug ^= 1;
shader_release(&ec->texture_shader_rgba);
shader_release(&ec->texture_shader_rgbx);
shader_release(&ec->texture_shader_egl_external);
shader_release(&ec->texture_shader_y_uv);
shader_release(&ec->texture_shader_y_u_v);
shader_release(&ec->texture_shader_y_xuxv);
shader_release(&ec->solid_shader);
shader_release(&gr->texture_shader_rgba);
shader_release(&gr->texture_shader_rgbx);
shader_release(&gr->texture_shader_egl_external);
shader_release(&gr->texture_shader_y_uv);
shader_release(&gr->texture_shader_y_u_v);
shader_release(&gr->texture_shader_y_xuxv);
shader_release(&gr->solid_shader);
compile_shaders(ec);

Write Preview
Loading…
Cancel
Save