feat: add functions required by SwayFX

include/render/fx_renderer/fx_renderer.h

@@ -2,7 +2,7 @@
 #define _FX_OPENGL_H
 
 #include <GLES2/gl2.h>
-#include <GLES2/gl2ext.h>
+#include <scenefx/render/fx_renderer/fx_renderer.h>
 #include <stdbool.h>
 #include <time.h>
 #include <wlr/render/egl.h>
@@ -11,9 +11,6 @@
 #include <wlr/util/addon.h>
 #include <wlr/util/box.h>
 
-#include "render/fx_renderer/shaders.h"
-#include "render/pass.h"
-
 struct fx_pixel_format {
 	uint32_t drm_format;
 	// optional field, if empty then internalformat = format
@@ -84,102 +81,14 @@ struct fx_texture {
 	struct wlr_addon buffer_addon;
 };
 
-struct fx_texture_attribs {
-	GLenum target; /* either GL_TEXTURE_2D or GL_TEXTURE_EXTERNAL_OES */
-	GLuint tex;
-
-	bool has_alpha;
-};
-
 struct fx_texture *fx_get_texture(struct wlr_texture *wlr_texture);
 
-struct wlr_texture *fx_texture_from_buffer(struct wlr_renderer *wlr_renderer,
-		struct wlr_buffer *buffer);
-
 void fx_texture_destroy(struct fx_texture *texture);
 
 bool wlr_texture_is_fx(struct wlr_texture *wlr_texture);
 
-void fx_texture_get_attribs(struct wlr_texture *texture,
-	struct fx_texture_attribs *attribs);
-
-///
-/// fx_renderer
-///
-
-struct fx_renderer {
-	struct wlr_renderer wlr_renderer;
-
-	float projection[9];
-	struct wlr_egl *egl;
-	int drm_fd;
-
-	const char *exts_str;
-	struct {
-		bool EXT_read_format_bgra;
-		bool KHR_debug;
-		bool OES_egl_image_external;
-		bool OES_egl_image;
-		bool EXT_texture_type_2_10_10_10_REV;
-		bool OES_texture_half_float_linear;
-		bool EXT_texture_norm16;
-		bool EXT_disjoint_timer_query;
-	} exts;
-
-	struct {
-		PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES;
-		PFNGLDEBUGMESSAGECALLBACKKHRPROC glDebugMessageCallbackKHR;
-		PFNGLDEBUGMESSAGECONTROLKHRPROC glDebugMessageControlKHR;
-		PFNGLPOPDEBUGGROUPKHRPROC glPopDebugGroupKHR;
-		PFNGLPUSHDEBUGGROUPKHRPROC glPushDebugGroupKHR;
-		PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC glEGLImageTargetRenderbufferStorageOES;
-		PFNGLGETGRAPHICSRESETSTATUSKHRPROC glGetGraphicsResetStatusKHR;
-		PFNGLGENQUERIESEXTPROC glGenQueriesEXT;
-		PFNGLDELETEQUERIESEXTPROC glDeleteQueriesEXT;
-		PFNGLQUERYCOUNTEREXTPROC glQueryCounterEXT;
-		PFNGLGETQUERYOBJECTIVEXTPROC glGetQueryObjectivEXT;
-		PFNGLGETQUERYOBJECTUI64VEXTPROC glGetQueryObjectui64vEXT;
-		PFNGLGETINTEGER64VEXTPROC glGetInteger64vEXT;
-	} procs;
-
-	struct {
-		struct quad_shader quad;
-		struct tex_shader tex_rgba;
-		struct tex_shader tex_rgbx;
-		struct tex_shader tex_ext;
-		struct box_shadow_shader box_shadow;
-		struct stencil_mask_shader stencil_mask;
-		struct blur_shader blur1;
-		struct blur_shader blur2;
-		struct blur_effects_shader blur_effects;
-	} shaders;
-
-	struct wl_list buffers; // fx_framebuffer.link
-	struct wl_list textures; // fx_texture.link
-
-	struct fx_framebuffer *current_buffer;
-	uint32_t viewport_width, viewport_height;
-
-	// Contains the blurred background for tiled windows
-	struct fx_framebuffer *optimized_blur_buffer;
-	// Contains the original pixels to draw over the areas where artifact are visible
-	struct fx_framebuffer *blur_saved_pixels_buffer;
-	// Blur swaps between the two effects buffers everytime it scales the image
-	// Buffer used for effects
-	struct fx_framebuffer *effects_buffer;
-	// Swap buffer used for effects
-	struct fx_framebuffer *effects_buffer_swapped;
-
-	// The region where there's blur
-	pixman_region32_t blur_padding_region;
-
-	bool blur_buffer_dirty;
-};
-
 bool wlr_renderer_is_fx(struct wlr_renderer *wlr_renderer);
 
-struct fx_renderer *fx_get_renderer(
-	struct wlr_renderer *wlr_renderer);
 struct fx_render_timer *fx_get_render_timer(
 	struct wlr_render_timer *timer);
 struct fx_texture *fx_get_texture(

include/render/fx_renderer/shaders.h

@@ -20,6 +20,14 @@ enum fx_tex_shader_source {
 	SHADER_SOURCE_TEXTURE_EXTERNAL = 3,
 };
 
+enum fx_rounded_quad_shader_source {
+	SHADER_SOURCE_QUAD_ROUND = 1,
+	SHADER_SOURCE_QUAD_ROUND_TOP_LEFT = 2,
+	SHADER_SOURCE_QUAD_ROUND_TOP_RIGHT = 3,
+	SHADER_SOURCE_QUAD_ROUND_BOTTOM_RIGHT = 4,
+	SHADER_SOURCE_QUAD_ROUND_BOTTOM_LEFT = 5,
+};
+
 struct quad_shader {
 	GLuint program;
 	GLint proj;
@@ -29,6 +37,18 @@ struct quad_shader {
 
 bool link_quad_program(struct quad_shader *shader);
 
+struct quad_round_shader {
+	GLuint program;
+	GLint proj;
+	GLint color;
+	GLint pos_attrib;
+	GLint size;
+	GLint position;
+	GLint radius;
+};
+
+bool link_quad_round_program(struct quad_round_shader *shader, enum fx_rounded_quad_shader_source source);
+
 struct tex_shader {
 	GLuint program;
 	GLint proj;
@@ -39,16 +59,35 @@ struct tex_shader {
 	GLint size;
 	GLint position;
 	GLint radius;
+	GLint has_titlebar;
 	GLint discard_transparent;
+	GLint dim;
+	GLint dim_color;
 };
 
 bool link_tex_program(struct tex_shader *shader, enum fx_tex_shader_source source);
 
-struct stencil_mask_shader {
+struct rounded_border_corner_shader {
 	GLuint program;
 	GLint proj;
 	GLint color;
 	GLint pos_attrib;
+	GLint is_top_left;
+	GLint is_top_right;
+	GLint is_bottom_left;
+	GLint is_bottom_right;
+	GLint position;
+	GLint radius;
+	GLint half_size;
+	GLint half_thickness;
+};
+
+bool link_rounded_border_corner_program(struct rounded_border_corner_shader *shader);
+
+struct stencil_mask_shader {
+	GLuint program;
+	GLint proj;
+	GLint pos_attrib;
 	GLint half_size;
 	GLint position;
 	GLint radius;

include/render/pass.h

@@ -1,101 +1,29 @@
 #ifndef FX_RENDER_PASS_H
 #define FX_RENDER_PASS_H
 
+#include <scenefx/render/pass.h>
 #include <stdbool.h>
 #include <wlr/render/pass.h>
 #include <wlr/util/box.h>
 #include <wlr/render/interface.h>
-#include "scenefx/types/fx/shadow_data.h"
-
-struct fx_gles_render_pass {
-	struct wlr_render_pass base;
-	struct fx_framebuffer *buffer;
-	float projection_matrix[9];
-	struct fx_render_timer *timer;
-};
-
-/**
- * Begin a new render pass with the supplied destination buffer.
- *
- * Callers must call wlr_render_pass_submit() once they are done with the
- * render pass.
- */
-struct fx_gles_render_pass *fx_renderer_begin_buffer_pass(struct wlr_renderer *wlr_renderer,
-		struct wlr_buffer *wlr_buffer, struct wlr_output *output,
-		const struct wlr_buffer_pass_options *options);
-
-struct fx_render_texture_options {
-	struct wlr_render_texture_options base;
-	float scale;
-	struct wlr_box *clip_box; // Used to clip csd. Ignored if NULL
-	int corner_radius;
-	bool discard_transparent;
-};
 
 struct fx_render_texture_options fx_render_texture_options_default(
 		const struct wlr_render_texture_options *base);
 
-struct fx_render_rect_options {
-	struct wlr_render_rect_options base;
-	float scale;
-};
-
 struct fx_render_rect_options fx_render_rect_options_default(
 		const struct wlr_render_rect_options *base);
 
-struct fx_render_blur_pass_options {
-	struct fx_render_texture_options tex_options;
-	pixman_region32_t *opaque_region;
-	struct wlr_output *output;
-	struct wlr_box monitor_box;
-	struct fx_framebuffer *current_buffer;
-	struct blur_data *blur_data;
-	bool use_optimized_blur;
-	bool ignore_transparent;
+struct fx_render_stencil_box_options {
+	struct wlr_box box;
+	/* Clip region, leave NULL to disable clipping */
+	const pixman_region32_t *clip;
+	int corner_radius;
 };
 
-/**
- * Render a fx texture.
- */
-void fx_render_pass_add_texture(struct fx_gles_render_pass *render_pass,
-	const struct fx_render_texture_options *options);
-
-/**
- * Render a rectangle.
- */
-void fx_render_pass_add_rect(struct fx_gles_render_pass *render_pass,
-	const struct fx_render_rect_options *options);
-
 /**
  * Render a stencil mask.
  */
 void fx_render_pass_add_stencil_mask(struct fx_gles_render_pass *pass,
-		const struct fx_render_rect_options *fx_options, int corner_radius);
-
-/**
- * Render a box shadow.
- */
-void fx_render_pass_add_box_shadow(struct fx_gles_render_pass *pass,
-		const struct fx_render_rect_options *fx_options,
-		int corner_radius, struct shadow_data *shadow_data);
-
-/**
- * Render blur.
- */
-void fx_render_pass_add_blur(struct fx_gles_render_pass *pass,
-		struct fx_render_blur_pass_options *fx_options);
-
-/**
- * Render optimized blur.
- */
-void fx_render_pass_add_optimized_blur(struct fx_gles_render_pass *pass,
-		struct fx_render_blur_pass_options *fx_options);
-
-/**
- * Render from one buffer to another
- */
-void fx_renderer_read_to_buffer(struct fx_gles_render_pass *pass,
-		pixman_region32_t *region, struct fx_framebuffer *dst_buffer,
-		struct fx_framebuffer *src_buffer);
+		const struct fx_render_stencil_box_options *options);
 
 #endif

include/scenefx/render/fx_renderer/fx_effect_framebuffers.h

@@ -0,0 +1,29 @@
+#ifndef _FX_EFFECT_FRAMEBUFFERS_H
+#define _FX_EFFECT_FRAMEBUFFERS_H
+
+#include <wlr/types/wlr_output.h>
+#include <wlr/util/addon.h>
+
+/**
+ * Used to add effect framebuffers per output instead of every output sharing
+ * them.
+ */
+struct fx_effect_framebuffers {
+	struct wlr_addon addon;
+
+	// Contains the blurred background for tiled windows
+	struct fx_framebuffer *optimized_blur_buffer;
+	// Contains the original pixels to draw over the areas where artifact are visible
+	struct fx_framebuffer *blur_saved_pixels_buffer;
+	// Blur swaps between the two effects buffers everytime it scales the image
+	// Buffer used for effects
+	struct fx_framebuffer *effects_buffer;
+	// Swap buffer used for effects
+	struct fx_framebuffer *effects_buffer_swapped;
+
+	bool blur_buffer_dirty;
+};
+
+struct fx_effect_framebuffers *fx_effect_framebuffers_try_get(struct wlr_output *output);
+
+#endif