Added back shadow effect

1 files changed, 0 insertions, 134 deletions

diff --git a/render/fx_renderer/fx_renderer.c b/render/fx_renderer/fx_renderer.c
index d00b088..da9437c 100644
--- a/render/fx_renderer/fx_renderer.c
+++ b/render/fx_renderer/fx_renderer.c
@@ -183,43 +183,6 @@ static void fx_renderer_scissor(struct wlr_renderer *wlr_renderer,
 	pop_fx_debug(renderer);
 }
 
-void fx_renderer_stencil_mask_init(void) {
-	glClearStencil(0);
-	glClear(GL_STENCIL_BUFFER_BIT);
-	glEnable(GL_STENCIL_TEST);
-
-	glStencilFunc(GL_ALWAYS, 1, 0xFF);
-	glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
-	// Disable writing to color buffer
-	glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
-}
-
-void fx_renderer_stencil_mask_close(bool draw_inside_mask) {
-	// Reenable writing to color buffer
-	glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
-	if (draw_inside_mask) {
-		glStencilFunc(GL_EQUAL, 1, 0xFF);
-		glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
-		return;
-	}
-	glStencilFunc(GL_NOTEQUAL, 1, 0xFF);
-	glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
-}
-
-void fx_renderer_stencil_mask_fini(void) {
-	glClearStencil(0);
-	glClear(GL_STENCIL_BUFFER_BIT);
-	glDisable(GL_STENCIL_TEST);
-}
-
-void fx_renderer_stencil_enable(void) {
-	glEnable(GL_STENCIL_TEST);
-}
-
-void fx_renderer_stencil_disable(void) {
-	glDisable(GL_STENCIL_TEST);
-}
-
 static bool fx_render_subtexture_with_matrix(
 		struct wlr_renderer *wlr_renderer, struct wlr_texture *wlr_texture,
 		const struct wlr_fbox *box, const float matrix[static 9],
@@ -330,103 +293,6 @@ static void fx_render_quad_with_matrix(struct wlr_renderer *wlr_renderer,
 	pop_fx_debug(renderer);
 }
 
-static void fx_render_stencil_mask(struct fx_renderer *renderer,
-		const struct wlr_box *box, const float matrix[static 9],
-		int corner_radius) {
-	if (box->width == 0 || box->height == 0) {
-		return;
-	}
-	assert(box->width > 0 && box->height > 0);
-
-	// TODO: just pass gl_matrix?
-	float gl_matrix[9];
-	wlr_matrix_multiply(gl_matrix, renderer->projection, matrix);
-
-	// TODO: investigate why matrix is flipped prior to this cmd
-	// wlr_matrix_multiply(gl_matrix, flip_180, gl_matrix);
-
-	wlr_matrix_transpose(gl_matrix, gl_matrix);
-
-	glEnable(GL_BLEND);
-
-	struct stencil_mask_shader shader = renderer->shaders.stencil_mask;
-
-	glUseProgram(shader.program);
-
-	glUniformMatrix3fv(shader.proj, 1, GL_FALSE, gl_matrix);
-
-	glUniform2f(shader.half_size, box->width * 0.5, box->height * 0.5);
-	glUniform2f(shader.position, box->x, box->y);
-	glUniform1f(shader.radius, corner_radius);
-
-	glVertexAttribPointer(shader.pos_attrib, 2, GL_FLOAT, GL_FALSE,
-			0, verts);
-
-	glEnableVertexAttribArray(shader.pos_attrib);
-
-	glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
-
-	glDisableVertexAttribArray(shader.pos_attrib);
-}
-
-static void fx_render_box_shadow(struct fx_renderer *renderer,
-		const struct wlr_box *box, const struct wlr_box *stencil_box,
-		const float matrix[static 9], int corner_radius,
-		struct shadow_data *shadow_data) {
-	if (box->width == 0 || box->height == 0) {
-		return;
-	}
-	assert(box->width > 0 && box->height > 0);
-
-	float *color = shadow_data->color;
-	float blur_sigma = shadow_data->blur_sigma;
-
-	float gl_matrix[9];
-	wlr_matrix_multiply(gl_matrix, renderer->projection, matrix);
-
-	// TODO: investigate why matrix is flipped prior to this cmd
-	// wlr_matrix_multiply(gl_matrix, flip_180, gl_matrix);
-
-	wlr_matrix_transpose(gl_matrix, gl_matrix);
-
-	// Init stencil work
-	fx_renderer_stencil_mask_init();
-	// Draw the rounded rect as a mask
-	fx_render_stencil_mask(renderer, stencil_box, matrix, corner_radius);
-	fx_renderer_stencil_mask_close(false);
-
-	// blending will practically always be needed (unless we have a madman
-	// who uses opaque shadows with zero sigma), so just enable it
-	glEnable(GL_BLEND);
-
-	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
-	struct box_shadow_shader shader = renderer->shaders.box_shadow;
-
-	glUseProgram(shader.program);
-
-	glUniformMatrix3fv(shader.proj, 1, GL_FALSE, gl_matrix);
-	glUniform4f(shader.color, color[0], color[1], color[2], color[3]);
-	glUniform1f(shader.blur_sigma, blur_sigma);
-	glUniform1f(shader.corner_radius, corner_radius);
-
-	glUniform2f(shader.size, box->width, box->height);
-	glUniform2f(shader.position, box->x, box->y);
-
-	glVertexAttribPointer(shader.pos_attrib, 2, GL_FLOAT, GL_FALSE,
-			0, verts);
-
-	glEnableVertexAttribArray(shader.pos_attrib);
-
-	glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
-
-	glDisableVertexAttribArray(shader.pos_attrib);
-
-	glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
-
-	fx_renderer_stencil_mask_fini();
-}
-
 static const uint32_t *fx_get_shm_texture_formats(
 		struct wlr_renderer *wlr_renderer, size_t *len) {
 	struct fx_renderer *renderer = fx_get_renderer(wlr_renderer);