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clangd changes, rename funcs, modernize vertex attrib binding

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This commit is contained in:
Furkan Mudanyali 2023-05-30 17:08:21 +03:00
parent 2a7c7b75b3
commit 808ddee045
7 changed files with 80 additions and 75 deletions
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1
.clang-format
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@ -1,6 +1,7 @@
BasedOnStyle: Chromium
IndentWidth: 4
SortIncludes: false
AlignTrailingComments: true
Language: Cpp
# Force pointers to the type for C++.

34
.clangd
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@ -1,19 +1,23 @@
Diagnostics:
ClangTidy:
Add: [
modernize*,
bugprone*,
performance*,
readability*
]
Remove: [
modernize-use-trailing-return-type,
modernize-avoid-c-arrays,
readability-magic-numbers,
readability-implicit-bool-conversion,
readability-identifier-length,
bugprone-easily-swappable-parameters
]
Add: [modernize*, bugprone*, performance*, readability*]
Remove:
[
modernize-use-trailing-return-type,
modernize-avoid-c-arrays,
readability-magic-numbers,
readability-implicit-bool-conversion,
readability-identifier-length,
bugprone-easily-swappable-parameters,
]
InlayHints:
Enabled: Yes
ParameterNames: Yes
DeducedTypes: Yes
Hover:
ShowAKA: No
Completion:
AllScopes: Yes
AllScopes: Yes

1
.vscode/settings.json vendored
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@ -1,5 +1,6 @@
{
"C_Cpp.intelliSenseEngine": "disabled",
"editor.inlayHints.enabled": "on",
"cmake.statusbar.advanced": {
"debug": {
"visibility": "hidden"

47
src/graphics/graphics.cpp
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@ -10,6 +10,7 @@
#include <game/game.h>
#include <graphics/graphics.h>
#include <window/window.h>
#include <cstddef>
#include <iostream>
#include <string>
@ -95,7 +96,7 @@ void Graphics::storeVertexBufObj(GLuint& dest, GLsizeiptr size, int* target) {
glBufferData(GL_ARRAY_BUFFER, size, target, GL_STATIC_DRAW);
}
void Graphics::multiply4x4Matrices(GLfloat* m, const GLfloat* n) {
void Graphics::mulMat4x4(GLfloat* m, const GLfloat* n) {
GLfloat tmp[16];
const GLfloat* row;
const GLfloat* column;
@ -104,20 +105,20 @@ void Graphics::multiply4x4Matrices(GLfloat* m, const GLfloat* n) {
for (int i = 0; i < 16; i++) {
tmp[i] = 0;
d = div(i, 4);
row = n + d.quot * 4;
row = n + (ptrdiff_t)(d.quot * 4);
column = m + d.rem;
for (int j = 0; j < 4; j++) {
tmp[i] += row[j] * column[j * 4];
tmp[i] += row[j] * column[(ptrdiff_t)(j * 4)];
}
}
memcpy(m, &tmp, sizeof tmp);
}
void Graphics::rotate4x4Matrix(GLfloat* m,
GLfloat angle,
GLfloat x,
GLfloat y,
GLfloat z) {
void Graphics::rotMat4x4(GLfloat* m,
GLfloat angle,
GLfloat x,
GLfloat y,
GLfloat z) {
double sin;
double cos;
@ -139,16 +140,16 @@ void Graphics::rotate4x4Matrix(GLfloat* m,
0,
1};
multiply4x4Matrices(m, r);
mulMat4x4(m, r);
}
void Graphics::translate4x4Matrix(GLfloat* m, GLfloat x, GLfloat y, GLfloat z) {
void Graphics::tlateMat4x4(GLfloat* m, GLfloat x, GLfloat y, GLfloat z) {
GLfloat t[16] = {1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, x, y, z, 1};
multiply4x4Matrices(m, t);
mulMat4x4(m, t);
}
void Graphics::create4x4IdentityMatrix(GLfloat* m) {
void Graphics::identMat4x4(GLfloat* m) {
GLfloat t[16] = {
1.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0, 0.0, 0.0, 0.0, 1.0,
@ -157,16 +158,16 @@ void Graphics::create4x4IdentityMatrix(GLfloat* m) {
memcpy(m, t, sizeof(t));
}
void Graphics::transpose4x4Matrix(GLfloat* m) {
void Graphics::tposeMat4x4(GLfloat* m) {
GLfloat t[16] = {m[0], m[4], m[8], m[12], m[1], m[5], m[9], m[13],
m[2], m[6], m[10], m[14], m[3], m[7], m[11], m[15]};
memcpy(m, t, sizeof(t));
}
void Graphics::invert4x4Matrix(GLfloat* m) {
void Graphics::invMat4x4(GLfloat* m) {
GLfloat t[16];
create4x4IdentityMatrix(t);
identMat4x4(t);
// Extract and invert the translation part 't'. The inverse of a
// translation matrix can be calculated by negating the translation
@ -178,19 +179,19 @@ void Graphics::invert4x4Matrix(GLfloat* m) {
// Invert the rotation part 'r'. The inverse of a rotation matrix is
// equal to its transpose.
m[12] = m[13] = m[14] = 0;
transpose4x4Matrix(m);
tposeMat4x4(m);
// inv(m) = inv(r) * inv(t)
multiply4x4Matrices(m, t);
mulMat4x4(m, t);
}
void Graphics::calcPerspectiveProjectTransformation(GLfloat* m,
GLfloat yFOV,
GLfloat aspect,
GLfloat zNear,
GLfloat zFar) {
void Graphics::calcPersProjTform(GLfloat* m,
GLfloat yFOV,
GLfloat aspect,
GLfloat zNear,
GLfloat zFar) {
GLfloat tmp[16];
create4x4IdentityMatrix(tmp);
identMat4x4(tmp);
double sine;
double cosine;

18
src/graphics/graphics.h
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@ -44,7 +44,7 @@ class Graphics {
* @param m first matrix
* @param n second matrix
*/
static void multiply4x4Matrices(GLfloat*, const GLfloat*);
static void mulMat4x4(GLfloat*, const GLfloat*);
/**
* Rotates a 4x4 matrix
@ -55,7 +55,7 @@ class Graphics {
* @param y the y component of the direction to rotate to
* @param z the z component of the direction to rotate to
*/
static void rotate4x4Matrix(GLfloat*, GLfloat, GLfloat, GLfloat, GLfloat);
static void rotMat4x4(GLfloat*, GLfloat, GLfloat, GLfloat, GLfloat);
/**
* Translates a 4x4 matrix
@ -65,28 +65,28 @@ class Graphics {
* @param y the y component of the direction to translate to
* @param z the z component of the direction to translate to
*/
static void translate4x4Matrix(GLfloat*, GLfloat, GLfloat, GLfloat);
static void tlateMat4x4(GLfloat*, GLfloat, GLfloat, GLfloat);
/**
* Creates a 4x4 identity matrix
*
* @param m the matrix to convert to an identity matrix
*/
static void create4x4IdentityMatrix(GLfloat*);
static void identMat4x4(GLfloat*);
/**
* Transposes a 4x4 matrix.
*
* @param m the matrix to transpose
*/
static void transpose4x4Matrix(GLfloat*);
static void tposeMat4x4(GLfloat*);
/**
* Inverts a 4x4 matrix.
*
* @param m the matrix to invert
*/
static void invert4x4Matrix(GLfloat*);
static void invMat4x4(GLfloat*);
/**
* Calculate a perspective projection transformation.
@ -97,11 +97,7 @@ class Graphics {
* @param zNear the near clipping plane
* @param zFar the far clipping plane
*/
static void calcPerspectiveProjectTransformation(GLfloat*,
GLfloat,
GLfloat,
GLfloat,
GLfloat);
static void calcPersProjTform(GLfloat*, GLfloat, GLfloat, GLfloat, GLfloat);
};
#endif

53
src/scene/gears/gears.cpp
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@ -263,14 +263,14 @@ void GearsScene::drawGear(Gear* gear,
// Translate and rotate the gear
memcpy(modelView, transform, sizeof(modelView));
Graphics::translate4x4Matrix(modelView, x, y, 0);
Graphics::rotate4x4Matrix(modelView, 2.0F * (float)M_PI * angle / 360.0F, 0,
0, 1);
Graphics::tlateMat4x4(modelView, x, y, 0);
Graphics::rotMat4x4(modelView, 2.0F * (float)M_PI * angle / 360.0F, 0, 0,
1);
/* Create and set the ModelViewProjectionMatrix */
memcpy(modelViewProjection, this->projectionMatrix,
sizeof(modelViewProjection));
Graphics::multiply4x4Matrices(modelViewProjection, modelView);
Graphics::mulMat4x4(modelViewProjection, modelView);
Graphics::setUniformMatrixValue((GLint)this->modelViewProjectionMatrixLoc,
modelViewProjection);
@ -279,8 +279,8 @@ void GearsScene::drawGear(Gear* gear,
* ModelView matrix.
*/
memcpy(normalMatrix, modelView, sizeof(normalMatrix));
Graphics::invert4x4Matrix(normalMatrix);
Graphics::transpose4x4Matrix(normalMatrix);
Graphics::invMat4x4(normalMatrix);
Graphics::tposeMat4x4(normalMatrix);
Graphics::setUniformMatrixValue((GLint)this->normalMatrixLoc, normalMatrix);
/* Set the gear color */
@ -290,14 +290,17 @@ void GearsScene::drawGear(Gear* gear,
glBindBuffer(GL_ARRAY_BUFFER, gear->vertexBufObj);
/* Set up the position of the attributes in the vertex buffer object */
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 6 * sizeof(GLfloat),
nullptr);
glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 6 * sizeof(GLfloat),
(GLfloat*)(sizeof(GLfloat) * 3));
int bindingIdx = 0;
/* Enable the attributes */
glEnableVertexAttribArray(0);
glVertexAttribFormat(0, 3, GL_FLOAT, GL_FALSE, 0);
glVertexAttribBinding(0, bindingIdx);
glEnableVertexAttribArray(1);
glVertexAttribFormat(1, 3, GL_FLOAT, GL_FALSE, sizeof(GLfloat) * 3);
glVertexAttribBinding(1, bindingIdx);
glBindVertexBuffer(bindingIdx, gear->vertexBufObj, 0, sizeof(GLfloat) * 6);
/* Draw the triangle strips that comprise the gear */
glDrawArrays(GL_TRIANGLE_STRIP, 0, gear->nVertices);
@ -313,9 +316,9 @@ void GearsScene::reshape() {
this->width = this->pGame->pWindow->getWidth();
this->height = this->pGame->pWindow->getHeight();
Graphics::calcPerspectiveProjectTransformation(
this->projectionMatrix, 60.0,
(float)this->width / (float)this->height, 1.0, 1024.0);
Graphics::calcPersProjTform(this->projectionMatrix, 60.0,
(float)this->width / (float)this->height,
1.0, 1024.0);
glViewport(0, 0, (GLint)this->width, (GLint)this->height);
}
}
@ -334,7 +337,7 @@ void GearsScene::idle() {
tRot0 = t;
/* advance rotation for next frame */
this->currentAngle += 70.0 * dt; /* 70 degrees per second */
this->currentAngle += 70.0F * (GLfloat)dt; /* 70 degrees per second */
if (this->currentAngle > 3600.0) {
this->currentAngle -= 3600.0;
}
@ -346,8 +349,8 @@ void GearsScene::idle() {
tRate0 = t;
}
if (t - tRate0 >= 5.0) {
GLfloat seconds = t - tRate0;
GLfloat fps = frames / seconds;
auto seconds = (GLfloat)(t - tRate0);
GLfloat fps = (GLfloat)frames / seconds;
printf("%d frames in %3.1f seconds = %6.3f FPS\n", frames, seconds,
fps);
tRate0 = t;
@ -360,19 +363,19 @@ void GearsScene::draw() {
const static GLfloat green[4] = {0.0, 0.8, 0.2, 1.0};
const static GLfloat blue[4] = {0.2, 0.2, 1.0, 1.0};
GLfloat transform[16];
Graphics::create4x4IdentityMatrix(transform);
Graphics::identMat4x4(transform);
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
/* Translate and rotate the view */
Graphics::translate4x4Matrix(transform, 0, 0, -20);
Graphics::rotate4x4Matrix(
transform, 2.0F * (float)M_PI * viewRotation[0] / 360.0F, 1, 0, 0);
Graphics::rotate4x4Matrix(
transform, 2.0F * (float)M_PI * viewRotation[1] / 360.0F, 0, 1, 0);
Graphics::rotate4x4Matrix(
transform, 2.0F * (float)M_PI * viewRotation[2] / 360.0F, 0, 0, 1);
Graphics::tlateMat4x4(transform, 0, 0, -20);
Graphics::rotMat4x4(transform,
2.0F * (float)M_PI * viewRotation[0] / 360.0F, 1, 0, 0);
Graphics::rotMat4x4(transform,
2.0F * (float)M_PI * viewRotation[1] / 360.0F, 0, 1, 0);
Graphics::rotMat4x4(transform,
2.0F * (float)M_PI * viewRotation[2] / 360.0F, 0, 0, 1);
/* Draw the gears */
drawGear(gears[0], transform, -3.0, -2.0, currentAngle, red);

1
src/scene/gears/gears.h
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@ -96,7 +96,6 @@ class GearsScene : public Scene {
/**
* Draws a gear
*
* @param gear the gear to draw
* @param transform the current transformation matrix
* @param x the x pos to draw the gear at
* @param y the y pos to draw the gear at