mirror of
https://gitlab.freedesktop.org/wlroots/wlroots.git
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515679e4fe
Remove glapi.sh code generation, replace it with hand-written loading
code that checks extension strings before calling eglGetProcAddress.
The GLES2 renderer still uses global state because of:
- {PUSH,POP}_GLES2_DEBUG macros
- wlr_gles2_texture_from_* taking a wlr_egl instead of the renderer
106 lines
2.4 KiB
C
106 lines
2.4 KiB
C
#ifndef RENDER_GLES2_H
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#define RENDER_GLES2_H
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#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <string.h>
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#include <wlr/backend.h>
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#include <wlr/render/egl.h>
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#include <wlr/render/gles2.h>
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#include <wlr/render/interface.h>
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#include <wlr/render/wlr_renderer.h>
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#include <wlr/render/wlr_texture.h>
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#include <wlr/util/log.h>
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struct wlr_gles2_procs {
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PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES;
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PFNGLDEBUGMESSAGECALLBACKKHRPROC glDebugMessageCallbackKHR;
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PFNGLDEBUGMESSAGECONTROLKHRPROC glDebugMessageControlKHR;
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PFNGLPOPDEBUGGROUPKHRPROC glPopDebugGroupKHR;
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PFNGLPUSHDEBUGGROUPKHRPROC glPushDebugGroupKHR;
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};
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extern struct wlr_gles2_procs gles2_procs;
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struct wlr_gles2_pixel_format {
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enum wl_shm_format wl_format;
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GLint gl_format, gl_type;
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int depth, bpp;
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bool has_alpha;
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};
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struct wlr_gles2_tex_shader {
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GLuint program;
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GLint proj;
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GLint invert_y;
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GLint tex;
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GLint alpha;
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};
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struct wlr_gles2_renderer {
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struct wlr_renderer wlr_renderer;
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struct wlr_egl *egl;
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struct {
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bool read_format_bgra_ext;
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bool debug_khr;
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bool egl_image_external_oes;
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} exts;
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struct {
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struct {
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GLuint program;
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GLint proj;
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GLint color;
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} quad;
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struct {
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GLuint program;
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GLint proj;
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GLint color;
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} ellipse;
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struct wlr_gles2_tex_shader tex_rgba;
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struct wlr_gles2_tex_shader tex_rgbx;
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struct wlr_gles2_tex_shader tex_ext;
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} shaders;
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uint32_t viewport_width, viewport_height;
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};
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struct wlr_gles2_texture {
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struct wlr_texture wlr_texture;
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struct wlr_egl *egl;
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// Basically:
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// GL_TEXTURE_2D == mutable
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// GL_TEXTURE_EXTERNAL_OES == immutable
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GLenum target;
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GLuint tex;
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EGLImageKHR image;
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int width, height;
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bool inverted_y;
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bool has_alpha;
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// Only affects target == GL_TEXTURE_2D
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enum wl_shm_format wl_format; // used to interpret upload data
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};
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const struct wlr_gles2_pixel_format *get_gles2_format_from_wl(
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enum wl_shm_format fmt);
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const struct wlr_gles2_pixel_format *get_gles2_format_from_gl(
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GLint gl_format, GLint gl_type, bool alpha);
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const enum wl_shm_format *get_gles2_wl_formats(size_t *len);
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struct wlr_gles2_texture *gles2_get_texture(
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struct wlr_texture *wlr_texture);
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void push_gles2_marker(const char *file, const char *func);
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void pop_gles2_marker(void);
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#define PUSH_GLES2_DEBUG push_gles2_marker(_WLR_FILENAME, __func__)
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#define POP_GLES2_DEBUG pop_gles2_marker()
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#endif
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