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	Texture functions, that create and manipulate textures should switch the current context if necessary. thanks to: @emersion Fixes #934
		
			
				
	
	
		
			99 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			99 lines
		
	
	
	
		
			2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef RENDER_GLES2_H
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#define RENDER_GLES2_H
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#include <EGL/egl.h>
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#include <EGL/eglext.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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extern PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES;
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struct wlr_gles2_pixel_format {
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	uint32_t 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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	const char *exts_str;
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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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enum wlr_gles2_texture_type {
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	WLR_GLES2_TEXTURE_GLTEX,
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	WLR_GLES2_TEXTURE_WL_DRM_GL,
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	WLR_GLES2_TEXTURE_WL_DRM_EXT,
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	WLR_GLES2_TEXTURE_DMABUF,
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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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	enum wlr_gles2_texture_type type;
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	int width, height;
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	bool has_alpha;
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	bool inverted_y;
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	// Not set if WLR_GLES2_TEXTURE_GLTEX
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	EGLImageKHR image;
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	GLuint image_tex;
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	union {
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		GLuint gl_tex;
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		struct wl_resource *wl_drm;
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	};
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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 enum wl_shm_format *get_gles2_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_strip_path(__FILE__), __func__)
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#define POP_GLES2_DEBUG pop_gles2_marker()
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#endif
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