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Improved map:draw a lot, fixed GC issues with ctr.map, changed some things internally

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map:draw should be faster and more flexible.
This commit is contained in:
Reuh 2016-04-22 16:45:56 +02:00
parent 358b68c643
commit 4d1e3ec455
3 changed files with 88 additions and 25 deletions
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28
source/gfx.c
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@ -17,6 +17,7 @@ The `gfx` module.
#include <lua.h>
#include <lauxlib.h>
#include "gfx.h"
#include "font.h"
#include "texture.h"
@ -27,6 +28,13 @@ typedef struct {
bool isGfxInitialized = false;
bool is3DEnabled = false; //TODO: add a function for this in the ctrulib/sf2dlib.
// The scissor-test state, as defined in Lua code. When you apply a new scissor in C, remember to get back to this state to avoid unexpected behaviour.
scissor_state lua_scissor = {
GPU_SCISSOR_DISABLE,
0, 0,
0, 0
};
/***
The `ctr.gfx.color` module.
@table color
@ -385,17 +393,21 @@ Calls this function without argument to disable the scissor test.
*/
static int gfx_scissor(lua_State *L) {
if (lua_gettop(L) == 0) {
sf2d_set_scissor_test(GPU_SCISSOR_DISABLE, 0, 0, 0, 0);
lua_scissor.mode = GPU_SCISSOR_DISABLE;
lua_scissor.x = 0;
lua_scissor.y = 0;
lua_scissor.width = 0;
lua_scissor.height = 0;
} else {
int x = luaL_checkinteger(L, 1);
int y = luaL_checkinteger(L, 2);
int width = luaL_checkinteger(L, 3);
int height = luaL_checkinteger(L, 4);
bool invert = lua_toboolean(L, 5);
sf2d_set_scissor_test(invert ? GPU_SCISSOR_INVERT : GPU_SCISSOR_NORMAL, x, y, width, height);
lua_scissor.x = luaL_checkinteger(L, 1);
lua_scissor.y = luaL_checkinteger(L, 2);
lua_scissor.width = luaL_checkinteger(L, 3);
lua_scissor.height = luaL_checkinteger(L, 4);
lua_scissor.mode = lua_toboolean(L, 5) ? GPU_SCISSOR_INVERT : GPU_SCISSOR_NORMAL;
}
sf2d_set_scissor_test(lua_scissor.mode, lua_scissor.x, lua_scissor.y, lua_scissor.width, lua_scissor.height);
return 0;
}