From 99337878eca2807436bcf11d36946b90db44a2d3 Mon Sep 17 00:00:00 2001
From: pryazha <pryadeiniv@mail.ru>
Date: Mon, 4 Aug 2025 01:19:01 +0500
Subject: text rendering chapter

---
 libs/common.h     | 13 ++++++++-----
 libs/pwyazh/v2f.h |  7 +++++++
 libs/pwyazh/v3f.h |  7 +++++++
 3 files changed, 22 insertions(+), 5 deletions(-)

(limited to 'libs')

diff --git a/libs/common.h b/libs/common.h
index 08e753a..a7f8985 100644
--- a/libs/common.h
+++ b/libs/common.h
@@ -454,16 +454,16 @@ typedef struct {
 #define MAX_SHADERS 8
 shader_t shaders[MAX_SHADERS] = {0};
 
-void add_shader(const char *vert_filename, const char *frag_filename, const char *geom_filename)
+U32 add_shader(const char *vert_filename, const char *frag_filename, const char *geom_filename)
 {
 	if (!vert_filename) {
 		info("vertex shader filename not specified");
-		return;
+		return 0;
 	}
 	const char *dot = strrchr(vert_filename, '.');
 	if (!dot) {
 		info("shader \"%s\" was not loaded .vert or .vs expected for vertex shader", vert_filename);
-		return;
+		return 0;
 	}
 	U64 len = dot - vert_filename;
 	char *name = malloc(len + 1);
@@ -476,10 +476,11 @@ void add_shader(const char *vert_filename, const char *frag_filename, const char
 			if (!shaders[i].id) die("failed to load shader \"%s\"", name);
 			shaders[i].name = name;
 			info("shader \"%s\" loaded successfully", name);
-			return;
+			return shaders[i].id;
 		}
 	}
 	info("max shaders reached, can't load \"%s\"", name);
+	return 0;
 }
 
 void remove_shader(const char *name)
@@ -689,7 +690,9 @@ void gl_debug_output(GLenum source, GLenum type, GLuint id, GLenum severity, GLs
 	/* ignore these non-significant error codes */
 	if(id == 131169 || id == 131185 || id == 131218 || id == 131204)
 		return;
-	info("debug message (%d): %s", id, message);
+	if (userParam)
+		info("user parameters doesn't supported");
+	info("debug message (%d length: %d): %s", id, length, message);
 	switch (source) {
 	case GL_DEBUG_SOURCE_API:
 		info("source: api");
diff --git a/libs/pwyazh/v2f.h b/libs/pwyazh/v2f.h
index bc09b45..67f9bd2 100644
--- a/libs/pwyazh/v2f.h
+++ b/libs/pwyazh/v2f.h
@@ -8,6 +8,13 @@ v2f(F32 x, F32 y)
     return(result);
 }
 
+V2F
+v2fa(F32 x)
+{
+    V2F result = { x, x };
+    return(result);
+}
+
 V2F
 v2f_zero()
 {
diff --git a/libs/pwyazh/v3f.h b/libs/pwyazh/v3f.h
index f1b4ff7..c5a5c1b 100644
--- a/libs/pwyazh/v3f.h
+++ b/libs/pwyazh/v3f.h
@@ -8,6 +8,13 @@ v3f(F32 x, F32 y, F32 z)
     return(result);
 }
 
+V3F
+v3fa(F32 x)
+{
+    V3F result = { x, x, x };
+    return(result);
+}
+
 V3F
 v3f_from_v4f(V4F a)
 {
-- 
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