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Remove love_ScreenSize from shaders.

Browse Source 
PixelEffects would fail to load when screen_coords were unused.

Reopens issue #435: "PixelEffects have flipped screen_coords.y".
This commit is contained in:
vrld
2012-10-01 21:39:52 +02:00
parent e575c86246
commit e35854acdc
3 changed files with 53 additions and 54 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/modules/graphics/opengl/PixelEffect.cpp
-4
View File
@@ -136,10 +136,6 @@ bool PixelEffect::loadVolatile()
glDeleteShader(shader); glDeleteShader(shader);
Graphics *instance = (Graphics*)Module::getInstance("love.graphics.opengl");
GLfloat screenSize[2] = {(float)instance->getWidth(), (float)instance->getHeight()};
sendFloat("love_ScreenSize", 2, screenSize, 1);
return true; return true;
} }
src/scripts/graphics.lua
+15 -15
View File
@@ -1284,21 +1284,20 @@ do
end end
-- PIXEL EFFECTS -- PIXEL EFFECTS
local GLSL_HEADER_LINE_COUNT = 6
local GLSL_HEADER = [[#version 120
#define number float
#define Image sampler2D
#define extern uniform
#define Texel texture2D
uniform sampler2D _tex0_;]]
local GLSL_FOOTER = [[void main() {
// fix weird crashing issue in OSX when _tex0_ is unused within effect()
float dummy = texture2D(_tex0_, vec2(.5)).r;
gl_FragColor = effect(gl_Color, _tex0_, gl_TexCoord[0].xy, gl_FragCoord.xy);
}]]
function love.graphics._effectCodeToGLSL(code) function love.graphics._effectCodeToGLSL(code)
local header = [[#version 120 return table.concat{GLSL_HEADER, "\n", code, GLSL_FOOTER}
#define number float
#define Image sampler2D
#define extern uniform
#define Texel texture2D
uniform sampler2D _tex0_;
uniform vec2 love_ScreenSize;]]
local footer = [[void main() {
// fix weird crashing issue in OSX when _tex0_ is unused within effect()
float dummy = texture2D(_tex0_, vec2(.5)).r;
gl_FragColor = effect(gl_Color, _tex0_, gl_TexCoord[0].xy, love_ScreenSize - gl_FragCoord.xy);
}]]
return table.concat{header, "\n", code, footer}
end end
function love.graphics._transformGLSLErrorMessages(message) function love.graphics._transformGLSLErrorMessages(message)
@@ -1314,7 +1313,8 @@ do
linenumber, what, message = l:match("^%w+: 0:(%d+):%s*(%w+)%([^%)]+%)%s*(.+)$") linenumber, what, message = l:match("^%w+: 0:(%d+):%s*(%w+)%([^%)]+%)%s*(.+)$")
end end
if linenumber and what and message then if linenumber and what and message then
lines[#lines+1] = ("Line %d: %s: %s"):format(linenumber - 7, what, message) linenumber = linenumber - GLSL_HEADER_LINE_COUNT
lines[#lines+1] = ("Line %d: %s: %s"):format(linenumber, what, message)
end end
end end
-- did not match any known error messages -- did not match any known error messages
src/scripts/graphics.lua.h
+38 -35
View File
@@ -6260,43 +6260,43 @@ const unsigned char graphics_lua[] =
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@@ -6341,11 +6341,14 @@ const unsigned char graphics_lua[] =
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